39749440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4055

約数の個数: 56

約数和(自身を含む): 97731072

約数和(自身を除く): 57981632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4007, 4960, 8014, 9920, 16028, 20035, 32056, 40070, 64112, 80140, 124217, 128224, 160280, 248434, 256448, 320560, 496868, 621085, 641120, 993736, 1242170, 1282240, 1987472, 2484340, 3974944, 4968680, 7949888, 9937360, 19874720, 39749440]

約数ペア:

[(1, 39749440), (2, 19874720), (4, 9937360), (5, 7949888), (8, 4968680), (10, 3974944), (16, 2484340), (20, 1987472), (31, 1282240), (32, 1242170), (40, 993736), (62, 641120), (64, 621085), (80, 496868), (124, 320560), (155, 256448), (160, 248434), (248, 160280), (310, 128224), (320, 124217), (496, 80140), (620, 64112), (992, 40070), (1240, 32056), (1984, 20035), (2480, 16028), (4007, 9920), (4960, 8014)]