19752200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 30869560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 71, 100, 104, 107, 130, 142, 200, 214, 260, 284, 325, 355, 428, 520, 535, 568, 650, 710, 856, 923, 1070, 1300, 1391, 1420, 1775, 1846, 2140, 2600, 2675, 2782, 2840, 3550, 3692, 4280, 4615, 5350, 5564, 6955, 7100, 7384, 7597, 9230, 10700, 11128, 13910, 14200, 15194, 18460, 21400, 23075, 27820, 30388, 34775, 36920, 37985, 46150, 55640, 60776, 69550, 75970, 92300, 98761, 139100, 151940, 184600, 189925, 197522, 278200, 303880, 379850, 395044, 493805, 759700, 790088, 987610, 1519400, 1975220, 2469025, 3950440, 4938050, 9876100, 19752200]

約数ペア:

[(1, 19752200), (2, 9876100), (4, 4938050), (5, 3950440), (8, 2469025), (10, 1975220), (13, 1519400), (20, 987610), (25, 790088), (26, 759700), (40, 493805), (50, 395044), (52, 379850), (65, 303880), (71, 278200), (100, 197522), (104, 189925), (107, 184600), (130, 151940), (142, 139100), (200, 98761), (214, 92300), (260, 75970), (284, 69550), (325, 60776), (355, 55640), (428, 46150), (520, 37985), (535, 36920), (568, 34775), (650, 30388), (710, 27820), (856, 23075), (923, 21400), (1070, 18460), (1300, 15194), (1391, 14200), (1420, 13910), (1775, 11128), (1846, 10700), (2140, 9230), (2600, 7597), (2675, 7384), (2782, 7100), (2840, 6955), (3550, 5564), (3692, 5350), (4280, 4615)]