40529840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38971}}^1$

素因数の和:38997

約数の個数: 40

約数和(自身を含む): 101483088

約数和(自身を除く): 60953248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38971, 77942, 155884, 194855, 311768, 389710, 506623, 623536, 779420, 1013246, 1558840, 2026492, 2533115, 3117680, 4052984, 5066230, 8105968, 10132460, 20264920, 40529840]

約数ペア:

[(1, 40529840), (2, 20264920), (4, 10132460), (5, 8105968), (8, 5066230), (10, 4052984), (13, 3117680), (16, 2533115), (20, 2026492), (26, 1558840), (40, 1013246), (52, 779420), (65, 623536), (80, 506623), (104, 389710), (130, 311768), (208, 194855), (260, 155884), (520, 77942), (1040, 38971)]