344354260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 736791552

約数和(自身を除く): 392437292

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 281, 284, 355, 562, 710, 863, 1124, 1405, 1420, 1726, 2810, 3452, 4315, 5620, 8630, 17260, 19951, 39902, 61273, 79804, 99755, 122546, 199510, 242503, 245092, 306365, 399020, 485006, 612730, 970012, 1212515, 1225460, 2425030, 4850060, 17217713, 34435426, 68870852, 86088565, 172177130, 344354260]

約数ペア:

[(1, 344354260), (2, 172177130), (4, 86088565), (5, 68870852), (10, 34435426), (20, 17217713), (71, 4850060), (142, 2425030), (281, 1225460), (284, 1212515), (355, 970012), (562, 612730), (710, 485006), (863, 399020), (1124, 306365), (1405, 245092), (1420, 242503), (1726, 199510), (2810, 122546), (3452, 99755), (4315, 79804), (5620, 61273), (8630, 39902), (17260, 19951)]