828976520

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{33589}}^1$

素因数の和:34217

約数の個数: 32

約数和(自身を含む): 1868275800

約数和(自身を除く): 1039299280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 3085, 4936, 6170, 12340, 24680, 33589, 67178, 134356, 167945, 268712, 335890, 671780, 1343560, 20724413, 41448826, 82897652, 103622065, 165795304, 207244130, 414488260, 828976520]

約数ペア:

[(1, 828976520), (2, 414488260), (4, 207244130), (5, 165795304), (8, 103622065), (10, 82897652), (20, 41448826), (40, 20724413), (617, 1343560), (1234, 671780), (2468, 335890), (3085, 268712), (4936, 167945), (6170, 134356), (12340, 67178), (24680, 33589)]