40889440

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6907}}^1$

素因数の和:6959

約数の個数: 48

約数和(自身を含む): 99226512

約数和(自身を除く): 58337072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 6907, 13814, 27628, 34535, 55256, 69070, 110512, 138140, 221024, 255559, 276280, 511118, 552560, 1022236, 1105120, 1277795, 2044472, 2555590, 4088944, 5111180, 8177888, 10222360, 20444720, 40889440]

約数ペア:

[(1, 40889440), (2, 20444720), (4, 10222360), (5, 8177888), (8, 5111180), (10, 4088944), (16, 2555590), (20, 2044472), (32, 1277795), (37, 1105120), (40, 1022236), (74, 552560), (80, 511118), (148, 276280), (160, 255559), (185, 221024), (296, 138140), (370, 110512), (592, 69070), (740, 55256), (1184, 34535), (1480, 27628), (2960, 13814), (5920, 6907)]