20138087860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1237}}^1\times {\mathrm{73999}}^1$

素因数の和:75256

約数の個数: 48

約数和(自身を含む): 46172448000

約数和(自身を除く): 26034360140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1237, 2474, 4948, 6185, 12370, 13607, 24740, 27214, 54428, 68035, 73999, 136070, 147998, 272140, 295996, 369995, 739990, 813989, 1479980, 1627978, 3255956, 4069945, 8139890, 16279780, 91536763, 183073526, 366147052, 457683815, 915367630, 1006904393, 1830735260, 2013808786, 4027617572, 5034521965, 10069043930, 20138087860]

約数ペア:

[(1, 20138087860), (2, 10069043930), (4, 5034521965), (5, 4027617572), (10, 2013808786), (11, 1830735260), (20, 1006904393), (22, 915367630), (44, 457683815), (55, 366147052), (110, 183073526), (220, 91536763), (1237, 16279780), (2474, 8139890), (4948, 4069945), (6185, 3255956), (12370, 1627978), (13607, 1479980), (24740, 813989), (27214, 739990), (54428, 369995), (68035, 295996), (73999, 272140), (136070, 147998)]