39820203520

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{213079}}^1$

素因数の和:213175

約数の個数: 80

約数和(自身を含む): 96783492960

約数和(自身を除く): 56963289440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 1168, 1280, 1460, 2336, 2560, 2920, 4672, 5840, 9344, 11680, 18688, 23360, 37376, 46720, 93440, 186880, 213079, 426158, 852316, 1065395, 1704632, 2130790, 3409264, 4261580, 6818528, 8523160, 13637056, 15554767, 17046320, 27274112, 31109534, 34092640, 54548224, 62219068, 68185280, 77773835, 109096448, 124438136, 136370560, 155547670, 248876272, 272741120, 311095340, 497752544, 545482240, 622190680, 995505088, 1244381360, 1991010176, 2488762720, 3982020352, 4977525440, 7964040704, 9955050880, 19910101760, 39820203520]

約数ペア:

[(1, 39820203520), (2, 19910101760), (4, 9955050880), (5, 7964040704), (8, 4977525440), (10, 3982020352), (16, 2488762720), (20, 1991010176), (32, 1244381360), (40, 995505088), (64, 622190680), (73, 545482240), (80, 497752544), (128, 311095340), (146, 272741120), (160, 248876272), (256, 155547670), (292, 136370560), (320, 124438136), (365, 109096448), (512, 77773835), (584, 68185280), (640, 62219068), (730, 54548224), (1168, 34092640), (1280, 31109534), (1460, 27274112), (2336, 17046320), (2560, 15554767), (2920, 13637056), (4672, 8523160), (5840, 6818528), (9344, 4261580), (11680, 3409264), (18688, 2130790), (23360, 1704632), (37376, 1065395), (46720, 852316), (93440, 426158), (186880, 213079)]