202107560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15643}}^1$

素因数の和:15690

約数の個数: 64

約数和(自身を含む): 506865600

約数和(自身を除く): 304758040

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 15643, 31286, 62572, 78215, 125144, 156430, 265931, 297217, 312860, 531862, 594434, 625720, 1063724, 1188868, 1329655, 1486085, 2127448, 2377736, 2659310, 2972170, 5052689, 5318620, 5944340, 10105378, 10637240, 11888680, 20210756, 25263445, 40421512, 50526890, 101053780, 202107560]

約数ペア:

[(1, 202107560), (2, 101053780), (4, 50526890), (5, 40421512), (8, 25263445), (10, 20210756), (17, 11888680), (19, 10637240), (20, 10105378), (34, 5944340), (38, 5318620), (40, 5052689), (68, 2972170), (76, 2659310), (85, 2377736), (95, 2127448), (136, 1486085), (152, 1329655), (170, 1188868), (190, 1063724), (323, 625720), (340, 594434), (380, 531862), (646, 312860), (680, 297217), (760, 265931), (1292, 156430), (1615, 125144), (2584, 78215), (3230, 62572), (6460, 31286), (12920, 15643)]