40440620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 98939232

約数和(自身を除く): 58498612

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 983, 1210, 1870, 1966, 2057, 2420, 3740, 3932, 4114, 4915, 8228, 9830, 10285, 10813, 16711, 19660, 20570, 21626, 33422, 41140, 43252, 54065, 66844, 83555, 108130, 118943, 167110, 183821, 216260, 237886, 334220, 367642, 475772, 594715, 735284, 919105, 1189430, 1838210, 2022031, 2378860, 3676420, 4044062, 8088124, 10110155, 20220310, 40440620]

約数ペア:

[(1, 40440620), (2, 20220310), (4, 10110155), (5, 8088124), (10, 4044062), (11, 3676420), (17, 2378860), (20, 2022031), (22, 1838210), (34, 1189430), (44, 919105), (55, 735284), (68, 594715), (85, 475772), (110, 367642), (121, 334220), (170, 237886), (187, 216260), (220, 183821), (242, 167110), (340, 118943), (374, 108130), (484, 83555), (605, 66844), (748, 54065), (935, 43252), (983, 41140), (1210, 33422), (1870, 21626), (1966, 20570), (2057, 19660), (2420, 16711), (3740, 10813), (3932, 10285), (4114, 9830), (4915, 8228)]