13280340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1049}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 37396800

約数和(自身を除く): 24116460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1049, 1055, 1266, 2098, 2110, 2532, 3147, 3165, 4196, 4220, 5245, 6294, 6330, 10490, 12588, 12660, 15735, 20980, 31470, 62940, 221339, 442678, 664017, 885356, 1106695, 1328034, 2213390, 2656068, 3320085, 4426780, 6640170, 13280340]

約数ペア:

[(1, 13280340), (2, 6640170), (3, 4426780), (4, 3320085), (5, 2656068), (6, 2213390), (10, 1328034), (12, 1106695), (15, 885356), (20, 664017), (30, 442678), (60, 221339), (211, 62940), (422, 31470), (633, 20980), (844, 15735), (1049, 12660), (1055, 12588), (1266, 10490), (2098, 6330), (2110, 6294), (2532, 5245), (3147, 4220), (3165, 4196)]