1936704080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{272009}}^1$

素因数の和:272111

約数の個数: 40

約数和(自身を含む): 4553447400

約数和(自身を除く): 2616743320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 272009, 544018, 1088036, 1360045, 2176072, 2720090, 4352144, 5440180, 10880360, 21760720, 24208801, 48417602, 96835204, 121044005, 193670408, 242088010, 387340816, 484176020, 968352040, 1936704080]

約数ペア:

[(1, 1936704080), (2, 968352040), (4, 484176020), (5, 387340816), (8, 242088010), (10, 193670408), (16, 121044005), (20, 96835204), (40, 48417602), (80, 24208801), (89, 21760720), (178, 10880360), (356, 5440180), (445, 4352144), (712, 2720090), (890, 2176072), (1424, 1360045), (1780, 1088036), (3560, 544018), (7120, 272009)]