20183152040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{2239}}^1$

素因数の和:2707

約数の個数: 128

約数和(自身を含む): 49593600000

約数和(自身を除く): 29410447960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 409, 551, 580, 760, 818, 1102, 1160, 1636, 2045, 2204, 2239, 2755, 3272, 4090, 4408, 4478, 5510, 7771, 8180, 8956, 11020, 11195, 11861, 15542, 16360, 17912, 22040, 22390, 23722, 31084, 38855, 42541, 44780, 47444, 59305, 62168, 64931, 77710, 85082, 89560, 94888, 118610, 129862, 155420, 170164, 212705, 225359, 237220, 259724, 310840, 324655, 340328, 425410, 450718, 474440, 519448, 649310, 850820, 901436, 915751, 1126795, 1233689, 1298620, 1701640, 1802872, 1831502, 2253590, 2467378, 2597240, 3663004, 4507180, 4578755, 4934756, 6168445, 7326008, 9014360, 9157510, 9869512, 12336890, 17399269, 18315020, 24673780, 26556779, 34798538, 36630040, 49347560, 53113558, 69597076, 86996345, 106227116, 132783895, 139194152, 173992690, 212454232, 265567790, 347985380, 504578801, 531135580, 695970760, 1009157602, 1062271160, 2018315204, 2522894005, 4036630408, 5045788010, 10091576020, 20183152040]

約数ペア:

[(1, 20183152040), (2, 10091576020), (4, 5045788010), (5, 4036630408), (8, 2522894005), (10, 2018315204), (19, 1062271160), (20, 1009157602), (29, 695970760), (38, 531135580), (40, 504578801), (58, 347985380), (76, 265567790), (95, 212454232), (116, 173992690), (145, 139194152), (152, 132783895), (190, 106227116), (232, 86996345), (290, 69597076), (380, 53113558), (409, 49347560), (551, 36630040), (580, 34798538), (760, 26556779), (818, 24673780), (1102, 18315020), (1160, 17399269), (1636, 12336890), (2045, 9869512), (2204, 9157510), (2239, 9014360), (2755, 7326008), (3272, 6168445), (4090, 4934756), (4408, 4578755), (4478, 4507180), (5510, 3663004), (7771, 2597240), (8180, 2467378), (8956, 2253590), (11020, 1831502), (11195, 1802872), (11861, 1701640), (15542, 1298620), (16360, 1233689), (17912, 1126795), (22040, 915751), (22390, 901436), (23722, 850820), (31084, 649310), (38855, 519448), (42541, 474440), (44780, 450718), (47444, 425410), (59305, 340328), (62168, 324655), (64931, 310840), (77710, 259724), (85082, 237220), (89560, 225359), (94888, 212705), (118610, 170164), (129862, 155420)]