28555156920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{925913}}^1$

素因数の和:926184

約数の個数: 64

約数和(自身を含む): 85998892320

約数和(自身を除く): 57443735400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 7710, 10280, 15420, 30840, 925913, 1851826, 2777739, 3703652, 4629565, 5555478, 7407304, 9259130, 11110956, 13888695, 18518260, 22221912, 27777390, 37036520, 55554780, 111109560, 237959641, 475919282, 713878923, 951838564, 1189798205, 1427757846, 1903677128, 2379596410, 2855515692, 3569394615, 4759192820, 5711031384, 7138789230, 9518385640, 14277578460, 28555156920]

約数ペア:

[(1, 28555156920), (2, 14277578460), (3, 9518385640), (4, 7138789230), (5, 5711031384), (6, 4759192820), (8, 3569394615), (10, 2855515692), (12, 2379596410), (15, 1903677128), (20, 1427757846), (24, 1189798205), (30, 951838564), (40, 713878923), (60, 475919282), (120, 237959641), (257, 111109560), (514, 55554780), (771, 37036520), (1028, 27777390), (1285, 22221912), (1542, 18518260), (2056, 13888695), (2570, 11110956), (3084, 9259130), (3855, 7407304), (5140, 5555478), (6168, 4629565), (7710, 3703652), (10280, 2777739), (15420, 1851826), (30840, 925913)]