31457040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131071}}^1$

素因数の和:131087

約数の個数: 40

約数和(自身を含む): 97517568

約数和(自身を除く): 66060528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 131071, 262142, 393213, 524284, 655355, 786426, 1048568, 1310710, 1572852, 1966065, 2097136, 2621420, 3145704, 3932130, 5242840, 6291408, 7864260, 10485680, 15728520, 31457040]

約数ペア:

[(1, 31457040), (2, 15728520), (3, 10485680), (4, 7864260), (5, 6291408), (6, 5242840), (8, 3932130), (10, 3145704), (12, 2621420), (15, 2097136), (16, 1966065), (20, 1572852), (24, 1310710), (30, 1048568), (40, 786426), (48, 655355), (60, 524284), (80, 393213), (120, 262142), (240, 131071)]