39752440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 112412160

約数和(自身を除く): 72659720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 67, 70, 91, 104, 130, 134, 140, 163, 182, 260, 268, 280, 326, 335, 364, 455, 469, 520, 536, 652, 670, 728, 815, 871, 910, 938, 1141, 1304, 1340, 1630, 1742, 1820, 1876, 2119, 2282, 2345, 2680, 3260, 3484, 3640, 3752, 4238, 4355, 4564, 4690, 5705, 6097, 6520, 6968, 8476, 8710, 9128, 9380, 10595, 10921, 11410, 12194, 14833, 16952, 17420, 18760, 21190, 21842, 22820, 24388, 29666, 30485, 34840, 42380, 43684, 45640, 48776, 54605, 59332, 60970, 74165, 76447, 84760, 87368, 109210, 118664, 121940, 141973, 148330, 152894, 218420, 243880, 283946, 296660, 305788, 382235, 436840, 567892, 593320, 611576, 709865, 764470, 993811, 1135784, 1419730, 1528940, 1987622, 2839460, 3057880, 3975244, 4969055, 5678920, 7950488, 9938110, 19876220, 39752440]

約数ペア:

[(1, 39752440), (2, 19876220), (4, 9938110), (5, 7950488), (7, 5678920), (8, 4969055), (10, 3975244), (13, 3057880), (14, 2839460), (20, 1987622), (26, 1528940), (28, 1419730), (35, 1135784), (40, 993811), (52, 764470), (56, 709865), (65, 611576), (67, 593320), (70, 567892), (91, 436840), (104, 382235), (130, 305788), (134, 296660), (140, 283946), (163, 243880), (182, 218420), (260, 152894), (268, 148330), (280, 141973), (326, 121940), (335, 118664), (364, 109210), (455, 87368), (469, 84760), (520, 76447), (536, 74165), (652, 60970), (670, 59332), (728, 54605), (815, 48776), (871, 45640), (910, 43684), (938, 42380), (1141, 34840), (1304, 30485), (1340, 29666), (1630, 24388), (1742, 22820), (1820, 21842), (1876, 21190), (2119, 18760), (2282, 17420), (2345, 16952), (2680, 14833), (3260, 12194), (3484, 11410), (3640, 10921), (3752, 10595), (4238, 9380), (4355, 9128), (4564, 8710), (4690, 8476), (5705, 6968), (6097, 6520)]