19592040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 128

約数和(自身を含む): 66729600

約数和(自身を除く): 47137560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 661, 741, 760, 780, 988, 1140, 1235, 1322, 1482, 1560, 1976, 1983, 2280, 2470, 2644, 2964, 3305, 3705, 3966, 4940, 5288, 5928, 6610, 7410, 7932, 8593, 9880, 9915, 12559, 13220, 14820, 15864, 17186, 19830, 25118, 25779, 26440, 29640, 34372, 37677, 39660, 42965, 50236, 51558, 62795, 68744, 75354, 79320, 85930, 100472, 103116, 125590, 128895, 150708, 163267, 171860, 188385, 206232, 251180, 257790, 301416, 326534, 343720, 376770, 489801, 502360, 515580, 653068, 753540, 816335, 979602, 1031160, 1306136, 1507080, 1632670, 1959204, 2449005, 3265340, 3918408, 4898010, 6530680, 9796020, 19592040]

約数ペア:

[(1, 19592040), (2, 9796020), (3, 6530680), (4, 4898010), (5, 3918408), (6, 3265340), (8, 2449005), (10, 1959204), (12, 1632670), (13, 1507080), (15, 1306136), (19, 1031160), (20, 979602), (24, 816335), (26, 753540), (30, 653068), (38, 515580), (39, 502360), (40, 489801), (52, 376770), (57, 343720), (60, 326534), (65, 301416), (76, 257790), (78, 251180), (95, 206232), (104, 188385), (114, 171860), (120, 163267), (130, 150708), (152, 128895), (156, 125590), (190, 103116), (195, 100472), (228, 85930), (247, 79320), (260, 75354), (285, 68744), (312, 62795), (380, 51558), (390, 50236), (456, 42965), (494, 39660), (520, 37677), (570, 34372), (661, 29640), (741, 26440), (760, 25779), (780, 25118), (988, 19830), (1140, 17186), (1235, 15864), (1322, 14820), (1482, 13220), (1560, 12559), (1976, 9915), (1983, 9880), (2280, 8593), (2470, 7932), (2644, 7410), (2964, 6610), (3305, 5928), (3705, 5288), (3966, 4940)]