215370620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27541}}^1$

素因数の和:27590

約数の個数: 48

約数和(自身を含む): 499722048

約数和(自身を除く): 284351428

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 27541, 55082, 110164, 137705, 275410, 468197, 550820, 633443, 936394, 1266886, 1872788, 2340985, 2533772, 3167215, 4681970, 6334430, 9363940, 10768531, 12668860, 21537062, 43074124, 53842655, 107685310, 215370620]

約数ペア:

[(1, 215370620), (2, 107685310), (4, 53842655), (5, 43074124), (10, 21537062), (17, 12668860), (20, 10768531), (23, 9363940), (34, 6334430), (46, 4681970), (68, 3167215), (85, 2533772), (92, 2340985), (115, 1872788), (170, 1266886), (230, 936394), (340, 633443), (391, 550820), (460, 468197), (782, 275410), (1564, 137705), (1955, 110164), (3910, 55082), (7820, 27541)]