19366871680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2327749}}^1$

素因数の和:2327781

約数の個数: 64

約数和(自身を含む): 49860405000

約数和(自身を除く): 30493533320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 2327749, 4655498, 9310996, 11638745, 18621992, 23277490, 30260737, 37243984, 46554980, 60521474, 74487968, 93109960, 121042948, 148975936, 151303685, 186219920, 242085896, 297951872, 302607370, 372439840, 484171792, 605214740, 744879680, 968343584, 1210429480, 1489759360, 1936687168, 2420858960, 3873374336, 4841717920, 9683435840, 19366871680]

約数ペア:

[(1, 19366871680), (2, 9683435840), (4, 4841717920), (5, 3873374336), (8, 2420858960), (10, 1936687168), (13, 1489759360), (16, 1210429480), (20, 968343584), (26, 744879680), (32, 605214740), (40, 484171792), (52, 372439840), (64, 302607370), (65, 297951872), (80, 242085896), (104, 186219920), (128, 151303685), (130, 148975936), (160, 121042948), (208, 93109960), (260, 74487968), (320, 60521474), (416, 46554980), (520, 37243984), (640, 30260737), (832, 23277490), (1040, 18621992), (1664, 11638745), (2080, 9310996), (4160, 4655498), (8320, 2327749)]