39983792

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 79985952

約数和(自身を除く): 40002160

約数列:

[1, 2, 4, 8, 16, 61, 71, 122, 142, 244, 284, 488, 568, 577, 976, 1136, 1154, 2308, 4331, 4616, 8662, 9232, 17324, 34648, 35197, 40967, 69296, 70394, 81934, 140788, 163868, 281576, 327736, 563152, 655472, 2498987, 4997974, 9995948, 19991896, 39983792]

約数ペア:

[(1, 39983792), (2, 19991896), (4, 9995948), (8, 4997974), (16, 2498987), (61, 655472), (71, 563152), (122, 327736), (142, 281576), (244, 163868), (284, 140788), (488, 81934), (568, 70394), (577, 69296), (976, 40967), (1136, 35197), (1154, 34648), (2308, 17324), (4331, 9232), (4616, 8662)]