39245440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 104101200

約数和(自身を除く): 64855760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 89, 104, 106, 128, 130, 160, 178, 208, 212, 260, 265, 320, 356, 416, 424, 445, 520, 530, 640, 689, 712, 832, 848, 890, 1040, 1060, 1157, 1378, 1424, 1664, 1696, 1780, 2080, 2120, 2314, 2756, 2848, 3392, 3445, 3560, 4160, 4240, 4628, 4717, 5512, 5696, 5785, 6784, 6890, 7120, 8320, 8480, 9256, 9434, 11024, 11392, 11570, 13780, 14240, 16960, 18512, 18868, 22048, 23140, 23585, 27560, 28480, 33920, 37024, 37736, 44096, 46280, 47170, 55120, 56960, 61321, 74048, 75472, 88192, 92560, 94340, 110240, 122642, 148096, 150944, 185120, 188680, 220480, 245284, 301888, 306605, 370240, 377360, 440960, 490568, 603776, 613210, 740480, 754720, 981136, 1226420, 1509440, 1962272, 2452840, 3018880, 3924544, 4905680, 7849088, 9811360, 19622720, 39245440]

約数ペア:

[(1, 39245440), (2, 19622720), (4, 9811360), (5, 7849088), (8, 4905680), (10, 3924544), (13, 3018880), (16, 2452840), (20, 1962272), (26, 1509440), (32, 1226420), (40, 981136), (52, 754720), (53, 740480), (64, 613210), (65, 603776), (80, 490568), (89, 440960), (104, 377360), (106, 370240), (128, 306605), (130, 301888), (160, 245284), (178, 220480), (208, 188680), (212, 185120), (260, 150944), (265, 148096), (320, 122642), (356, 110240), (416, 94340), (424, 92560), (445, 88192), (520, 75472), (530, 74048), (640, 61321), (689, 56960), (712, 55120), (832, 47170), (848, 46280), (890, 44096), (1040, 37736), (1060, 37024), (1157, 33920), (1378, 28480), (1424, 27560), (1664, 23585), (1696, 23140), (1780, 22048), (2080, 18868), (2120, 18512), (2314, 16960), (2756, 14240), (2848, 13780), (3392, 11570), (3445, 11392), (3560, 11024), (4160, 9434), (4240, 9256), (4628, 8480), (4717, 8320), (5512, 7120), (5696, 6890), (5785, 6784)]