20234077280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181439}}^1$

素因数の和:181512

約数の個数: 96

約数和(自身を含む): 51849745920

約数和(自身を除く): 31615668640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 656, 680, 697, 820, 1312, 1360, 1394, 1640, 2720, 2788, 3280, 3485, 5576, 6560, 6970, 11152, 13940, 22304, 27880, 55760, 111520, 181439, 362878, 725756, 907195, 1451512, 1814390, 2903024, 3084463, 3628780, 5806048, 6168926, 7257560, 7438999, 12337852, 14515120, 14877998, 15422315, 24675704, 29030240, 29755996, 30844630, 37194995, 49351408, 59511992, 61689260, 74389990, 98702816, 119023984, 123378520, 126462983, 148779980, 238047968, 246757040, 252925966, 297559960, 493514080, 505851932, 595119920, 632314915, 1011703864, 1190239840, 1264629830, 2023407728, 2529259660, 4046815456, 5058519320, 10117038640, 20234077280]

約数ペア:

[(1, 20234077280), (2, 10117038640), (4, 5058519320), (5, 4046815456), (8, 2529259660), (10, 2023407728), (16, 1264629830), (17, 1190239840), (20, 1011703864), (32, 632314915), (34, 595119920), (40, 505851932), (41, 493514080), (68, 297559960), (80, 252925966), (82, 246757040), (85, 238047968), (136, 148779980), (160, 126462983), (164, 123378520), (170, 119023984), (205, 98702816), (272, 74389990), (328, 61689260), (340, 59511992), (410, 49351408), (544, 37194995), (656, 30844630), (680, 29755996), (697, 29030240), (820, 24675704), (1312, 15422315), (1360, 14877998), (1394, 14515120), (1640, 12337852), (2720, 7438999), (2788, 7257560), (3280, 6168926), (3485, 5806048), (5576, 3628780), (6560, 3084463), (6970, 2903024), (11152, 1814390), (13940, 1451512), (22304, 907195), (27880, 725756), (55760, 362878), (111520, 181439)]