19130280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12263}}^1$

素因数の和:12290

約数の個数: 64

約数和(自身を含む): 61810560

約数和(自身を除く): 42680280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12263, 24526, 36789, 49052, 61315, 73578, 98104, 122630, 147156, 159419, 183945, 245260, 294312, 318838, 367890, 478257, 490520, 637676, 735780, 797095, 956514, 1275352, 1471560, 1594190, 1913028, 2391285, 3188380, 3826056, 4782570, 6376760, 9565140, 19130280]

約数ペア:

[(1, 19130280), (2, 9565140), (3, 6376760), (4, 4782570), (5, 3826056), (6, 3188380), (8, 2391285), (10, 1913028), (12, 1594190), (13, 1471560), (15, 1275352), (20, 956514), (24, 797095), (26, 735780), (30, 637676), (39, 490520), (40, 478257), (52, 367890), (60, 318838), (65, 294312), (78, 245260), (104, 183945), (120, 159419), (130, 147156), (156, 122630), (195, 98104), (260, 73578), (312, 61315), (390, 49052), (520, 36789), (780, 24526), (1560, 12263)]