9771860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 23632896

約数和(自身を除く): 13861036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 313, 446, 626, 892, 1115, 1252, 1561, 1565, 2191, 2230, 3122, 3130, 4382, 4460, 6244, 6260, 7805, 8764, 10955, 15610, 21910, 31220, 43820, 69799, 139598, 279196, 348995, 488593, 697990, 977186, 1395980, 1954372, 2442965, 4885930, 9771860]

約数ペア:

[(1, 9771860), (2, 4885930), (4, 2442965), (5, 1954372), (7, 1395980), (10, 977186), (14, 697990), (20, 488593), (28, 348995), (35, 279196), (70, 139598), (140, 69799), (223, 43820), (313, 31220), (446, 21910), (626, 15610), (892, 10955), (1115, 8764), (1252, 7805), (1561, 6260), (1565, 6244), (2191, 4460), (2230, 4382), (3122, 3130)]