15705840280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30203539}}^1$

素因数の和:30203563

約数の個数: 32

約数和(自身を含む): 38056460400

約数和(自身を除く): 22350620120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30203539, 60407078, 120814156, 151017695, 241628312, 302035390, 392646007, 604070780, 785292014, 1208141560, 1570584028, 1963230035, 3141168056, 3926460070, 7852920140, 15705840280]

約数ペア:

[(1, 15705840280), (2, 7852920140), (4, 3926460070), (5, 3141168056), (8, 1963230035), (10, 1570584028), (13, 1208141560), (20, 785292014), (26, 604070780), (40, 392646007), (52, 302035390), (65, 241628312), (104, 151017695), (130, 120814156), (260, 60407078), (520, 30203539)]