313633720

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{28933}}^1$

素因数の和:29215

約数の個数: 32

約数和(自身を含む): 708304320

約数和(自身を除く): 394670600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 28933, 57866, 115732, 144665, 231464, 289330, 578660, 1157320, 7840843, 15681686, 31363372, 39204215, 62726744, 78408430, 156816860, 313633720]

約数ペア:

[(1, 313633720), (2, 156816860), (4, 78408430), (5, 62726744), (8, 39204215), (10, 31363372), (20, 15681686), (40, 7840843), (271, 1157320), (542, 578660), (1084, 289330), (1355, 231464), (2168, 144665), (2710, 115732), (5420, 57866), (10840, 28933)]