19937040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83071}}^1$

素因数の和:83087

約数の個数: 40

約数和(自身を含む): 61805568

約数和(自身を除く): 41868528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83071, 166142, 249213, 332284, 415355, 498426, 664568, 830710, 996852, 1246065, 1329136, 1661420, 1993704, 2492130, 3322840, 3987408, 4984260, 6645680, 9968520, 19937040]

約数ペア:

[(1, 19937040), (2, 9968520), (3, 6645680), (4, 4984260), (5, 3987408), (6, 3322840), (8, 2492130), (10, 1993704), (12, 1661420), (15, 1329136), (16, 1246065), (20, 996852), (24, 830710), (30, 664568), (40, 498426), (48, 415355), (60, 332284), (80, 249213), (120, 166142), (240, 83071)]