17272840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 42638400

約数和(自身を除く): 25365560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 563, 590, 767, 1126, 1180, 1534, 2252, 2360, 2815, 3068, 3835, 4504, 5630, 6136, 7319, 7670, 11260, 14638, 15340, 22520, 29276, 30680, 33217, 36595, 58552, 66434, 73190, 132868, 146380, 166085, 265736, 292760, 332170, 431821, 664340, 863642, 1328680, 1727284, 2159105, 3454568, 4318210, 8636420, 17272840]

約数ペア:

[(1, 17272840), (2, 8636420), (4, 4318210), (5, 3454568), (8, 2159105), (10, 1727284), (13, 1328680), (20, 863642), (26, 664340), (40, 431821), (52, 332170), (59, 292760), (65, 265736), (104, 166085), (118, 146380), (130, 132868), (236, 73190), (260, 66434), (295, 58552), (472, 36595), (520, 33217), (563, 30680), (590, 29276), (767, 22520), (1126, 15340), (1180, 14638), (1534, 11260), (2252, 7670), (2360, 7319), (2815, 6136), (3068, 5630), (3835, 4504)]