40434940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1709}}^1$

素因数の和:1751

約数の個数: 72

約数和(自身を含む): 105144480

約数和(自身を除く): 64709540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1709, 1820, 2366, 3380, 3418, 4732, 5915, 6836, 8545, 11830, 11963, 17090, 22217, 23660, 23926, 34180, 44434, 47852, 59815, 88868, 111085, 119630, 155519, 222170, 239260, 288821, 311038, 444340, 577642, 622076, 777595, 1155284, 1444105, 1555190, 2021747, 2888210, 3110380, 4043494, 5776420, 8086988, 10108735, 20217470, 40434940]

約数ペア:

[(1, 40434940), (2, 20217470), (4, 10108735), (5, 8086988), (7, 5776420), (10, 4043494), (13, 3110380), (14, 2888210), (20, 2021747), (26, 1555190), (28, 1444105), (35, 1155284), (52, 777595), (65, 622076), (70, 577642), (91, 444340), (130, 311038), (140, 288821), (169, 239260), (182, 222170), (260, 155519), (338, 119630), (364, 111085), (455, 88868), (676, 59815), (845, 47852), (910, 44434), (1183, 34180), (1690, 23926), (1709, 23660), (1820, 22217), (2366, 17090), (3380, 11963), (3418, 11830), (4732, 8545), (5915, 6836)]