707543980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{247393}}^1$

素因数の和:247426

約数の個数: 48

約数和(自身を含む): 1745612064

約数和(自身を除く): 1038068084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 247393, 494786, 989572, 1236965, 2473930, 2721323, 3216109, 4947860, 5442646, 6432218, 10885292, 12864436, 13606615, 16080545, 27213230, 32161090, 35377199, 54426460, 64322180, 70754398, 141508796, 176885995, 353771990, 707543980]

約数ペア:

[(1, 707543980), (2, 353771990), (4, 176885995), (5, 141508796), (10, 70754398), (11, 64322180), (13, 54426460), (20, 35377199), (22, 32161090), (26, 27213230), (44, 16080545), (52, 13606615), (55, 12864436), (65, 10885292), (110, 6432218), (130, 5442646), (143, 4947860), (220, 3216109), (260, 2721323), (286, 2473930), (572, 1236965), (715, 989572), (1430, 494786), (2860, 247393)]