20185281620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{93563}}^1$

素因数の和:93669

約数の個数: 96

約数和(自身を含む): 51306006528

約数和(自身を除く): 31120724908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 67, 70, 92, 115, 134, 140, 161, 230, 268, 322, 335, 460, 469, 644, 670, 805, 938, 1340, 1541, 1610, 1876, 2345, 3082, 3220, 4690, 6164, 7705, 9380, 10787, 15410, 21574, 30820, 43148, 53935, 93563, 107870, 187126, 215740, 374252, 467815, 654941, 935630, 1309882, 1871260, 2151949, 2619764, 3274705, 4303898, 6268721, 6549410, 8607796, 10759745, 12537442, 13098820, 15063643, 21519490, 25074884, 30127286, 31343605, 43038980, 43881047, 60254572, 62687210, 75318215, 87762094, 125374420, 144180583, 150636430, 175524188, 219405235, 288361166, 301272860, 438810470, 576722332, 720902915, 877620940, 1009264081, 1441805830, 2018528162, 2883611660, 4037056324, 5046320405, 10092640810, 20185281620]

約数ペア:

[(1, 20185281620), (2, 10092640810), (4, 5046320405), (5, 4037056324), (7, 2883611660), (10, 2018528162), (14, 1441805830), (20, 1009264081), (23, 877620940), (28, 720902915), (35, 576722332), (46, 438810470), (67, 301272860), (70, 288361166), (92, 219405235), (115, 175524188), (134, 150636430), (140, 144180583), (161, 125374420), (230, 87762094), (268, 75318215), (322, 62687210), (335, 60254572), (460, 43881047), (469, 43038980), (644, 31343605), (670, 30127286), (805, 25074884), (938, 21519490), (1340, 15063643), (1541, 13098820), (1610, 12537442), (1876, 10759745), (2345, 8607796), (3082, 6549410), (3220, 6268721), (4690, 4303898), (6164, 3274705), (7705, 2619764), (9380, 2151949), (10787, 1871260), (15410, 1309882), (21574, 935630), (30820, 654941), (43148, 467815), (53935, 374252), (93563, 215740), (107870, 187126)]