17314220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11243}}^1$

素因数の和:11270

約数の個数: 48

約数和(自身を含む): 45335808

約数和(自身を除く): 28021588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 11243, 22486, 44972, 56215, 78701, 112430, 123673, 157402, 224860, 247346, 314804, 393505, 494692, 618365, 787010, 865711, 1236730, 1574020, 1731422, 2473460, 3462844, 4328555, 8657110, 17314220]

約数ペア:

[(1, 17314220), (2, 8657110), (4, 4328555), (5, 3462844), (7, 2473460), (10, 1731422), (11, 1574020), (14, 1236730), (20, 865711), (22, 787010), (28, 618365), (35, 494692), (44, 393505), (55, 314804), (70, 247346), (77, 224860), (110, 157402), (140, 123673), (154, 112430), (220, 78701), (308, 56215), (385, 44972), (770, 22486), (1540, 11243)]