16823820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21569}}^1$

素因数の和:21594

約数の個数: 48

約数和(自身を含む): 50732640

約数和(自身を除く): 33908820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21569, 43138, 64707, 86276, 107845, 129414, 215690, 258828, 280397, 323535, 431380, 560794, 647070, 841191, 1121588, 1294140, 1401985, 1682382, 2803970, 3364764, 4205955, 5607940, 8411910, 16823820]

約数ペア:

[(1, 16823820), (2, 8411910), (3, 5607940), (4, 4205955), (5, 3364764), (6, 2803970), (10, 1682382), (12, 1401985), (13, 1294140), (15, 1121588), (20, 841191), (26, 647070), (30, 560794), (39, 431380), (52, 323535), (60, 280397), (65, 258828), (78, 215690), (130, 129414), (156, 107845), (195, 86276), (260, 64707), (390, 43138), (780, 21569)]