11808880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 30667680

約数和(自身を除く): 18858800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 457, 646, 680, 760, 914, 1292, 1360, 1520, 1615, 1828, 2285, 2584, 3230, 3656, 4570, 5168, 6460, 7312, 7769, 8683, 9140, 12920, 15538, 17366, 18280, 25840, 31076, 34732, 36560, 38845, 43415, 62152, 69464, 77690, 86830, 124304, 138928, 147611, 155380, 173660, 295222, 310760, 347320, 590444, 621520, 694640, 738055, 1180888, 1476110, 2361776, 2952220, 5904440, 11808880]

約数ペア:

[(1, 11808880), (2, 5904440), (4, 2952220), (5, 2361776), (8, 1476110), (10, 1180888), (16, 738055), (17, 694640), (19, 621520), (20, 590444), (34, 347320), (38, 310760), (40, 295222), (68, 173660), (76, 155380), (80, 147611), (85, 138928), (95, 124304), (136, 86830), (152, 77690), (170, 69464), (190, 62152), (272, 43415), (304, 38845), (323, 36560), (340, 34732), (380, 31076), (457, 25840), (646, 18280), (680, 17366), (760, 15538), (914, 12920), (1292, 9140), (1360, 8683), (1520, 7769), (1615, 7312), (1828, 6460), (2285, 5168), (2584, 4570), (3230, 3656)]