28402010

素因数分解:

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

素因数の和:132

約数の個数: 96

約数和(自身を含む): 66890880

約数和(自身を除く): 38488870

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 59, 65, 70, 91, 115, 118, 130, 161, 182, 230, 295, 299, 322, 413, 455, 529, 590, 598, 767, 805, 826, 910, 1058, 1357, 1495, 1534, 1610, 2065, 2093, 2645, 2714, 2990, 3703, 3835, 4130, 4186, 5290, 5369, 6785, 6877, 7406, 7670, 9499, 10465, 10738, 13570, 13754, 17641, 18515, 18998, 20930, 26845, 31211, 34385, 35282, 37030, 47495, 48139, 53690, 62422, 68770, 88205, 94990, 96278, 123487, 156055, 176410, 218477, 240695, 246974, 312110, 405743, 436954, 481390, 617435, 811486, 1092385, 1234870, 2028715, 2184770, 2840201, 4057430, 5680402, 14201005, 28402010]

約数ペア:

[(1, 28402010), (2, 14201005), (5, 5680402), (7, 4057430), (10, 2840201), (13, 2184770), (14, 2028715), (23, 1234870), (26, 1092385), (35, 811486), (46, 617435), (59, 481390), (65, 436954), (70, 405743), (91, 312110), (115, 246974), (118, 240695), (130, 218477), (161, 176410), (182, 156055), (230, 123487), (295, 96278), (299, 94990), (322, 88205), (413, 68770), (455, 62422), (529, 53690), (590, 48139), (598, 47495), (767, 37030), (805, 35282), (826, 34385), (910, 31211), (1058, 26845), (1357, 20930), (1495, 18998), (1534, 18515), (1610, 17641), (2065, 13754), (2093, 13570), (2645, 10738), (2714, 10465), (2990, 9499), (3703, 7670), (3835, 7406), (4130, 6877), (4186, 6785), (5290, 5369)]