56804020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 156078720

約数和(自身を除く): 99274700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 59, 65, 70, 91, 92, 115, 118, 130, 140, 161, 182, 230, 236, 260, 295, 299, 322, 364, 413, 455, 460, 529, 590, 598, 644, 767, 805, 826, 910, 1058, 1180, 1196, 1357, 1495, 1534, 1610, 1652, 1820, 2065, 2093, 2116, 2645, 2714, 2990, 3068, 3220, 3703, 3835, 4130, 4186, 5290, 5369, 5428, 5980, 6785, 6877, 7406, 7670, 8260, 8372, 9499, 10465, 10580, 10738, 13570, 13754, 14812, 15340, 17641, 18515, 18998, 20930, 21476, 26845, 27140, 27508, 31211, 34385, 35282, 37030, 37996, 41860, 47495, 48139, 53690, 62422, 68770, 70564, 74060, 88205, 94990, 96278, 107380, 123487, 124844, 137540, 156055, 176410, 189980, 192556, 218477, 240695, 246974, 312110, 352820, 405743, 436954, 481390, 493948, 617435, 624220, 811486, 873908, 962780, 1092385, 1234870, 1622972, 2028715, 2184770, 2469740, 2840201, 4057430, 4369540, 5680402, 8114860, 11360804, 14201005, 28402010, 56804020]

約数ペア:

[(1, 56804020), (2, 28402010), (4, 14201005), (5, 11360804), (7, 8114860), (10, 5680402), (13, 4369540), (14, 4057430), (20, 2840201), (23, 2469740), (26, 2184770), (28, 2028715), (35, 1622972), (46, 1234870), (52, 1092385), (59, 962780), (65, 873908), (70, 811486), (91, 624220), (92, 617435), (115, 493948), (118, 481390), (130, 436954), (140, 405743), (161, 352820), (182, 312110), (230, 246974), (236, 240695), (260, 218477), (295, 192556), (299, 189980), (322, 176410), (364, 156055), (413, 137540), (455, 124844), (460, 123487), (529, 107380), (590, 96278), (598, 94990), (644, 88205), (767, 74060), (805, 70564), (826, 68770), (910, 62422), (1058, 53690), (1180, 48139), (1196, 47495), (1357, 41860), (1495, 37996), (1534, 37030), (1610, 35282), (1652, 34385), (1820, 31211), (2065, 27508), (2093, 27140), (2116, 26845), (2645, 21476), (2714, 20930), (2990, 18998), (3068, 18515), (3220, 17641), (3703, 15340), (3835, 14812), (4130, 13754), (4186, 13570), (5290, 10738), (5369, 10580), (5428, 10465), (5980, 9499), (6785, 8372), (6877, 8260), (7406, 7670)]