40046720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{1277}}^1$

素因数の和:1310

約数の個数: 96

約数和(自身を含む): 111454380

約数和(自身を除く): 71407660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1277, 1568, 1960, 2240, 2554, 3136, 3920, 4480, 5108, 6272, 6385, 7840, 8939, 10216, 12770, 15680, 17878, 20432, 25540, 31360, 35756, 40864, 44695, 51080, 62573, 71512, 81728, 89390, 102160, 125146, 143024, 163456, 178780, 204320, 250292, 286048, 312865, 357560, 408640, 500584, 572096, 625730, 715120, 817280, 1001168, 1144192, 1251460, 1430240, 2002336, 2502920, 2860480, 4004672, 5005840, 5720960, 8009344, 10011680, 20023360, 40046720]

約数ペア:

[(1, 40046720), (2, 20023360), (4, 10011680), (5, 8009344), (7, 5720960), (8, 5005840), (10, 4004672), (14, 2860480), (16, 2502920), (20, 2002336), (28, 1430240), (32, 1251460), (35, 1144192), (40, 1001168), (49, 817280), (56, 715120), (64, 625730), (70, 572096), (80, 500584), (98, 408640), (112, 357560), (128, 312865), (140, 286048), (160, 250292), (196, 204320), (224, 178780), (245, 163456), (280, 143024), (320, 125146), (392, 102160), (448, 89390), (490, 81728), (560, 71512), (640, 62573), (784, 51080), (896, 44695), (980, 40864), (1120, 35756), (1277, 31360), (1568, 25540), (1960, 20432), (2240, 17878), (2554, 15680), (3136, 12770), (3920, 10216), (4480, 8939), (5108, 7840), (6272, 6385)]