16448680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 40694400

約数和(自身を除く): 24245720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 941, 1748, 1882, 2185, 3496, 3764, 4370, 4705, 7528, 8740, 9410, 17480, 17879, 18820, 21643, 35758, 37640, 43286, 71516, 86572, 89395, 108215, 143032, 173144, 178790, 216430, 357580, 411217, 432860, 715160, 822434, 865720, 1644868, 2056085, 3289736, 4112170, 8224340, 16448680]

約数ペア:

[(1, 16448680), (2, 8224340), (4, 4112170), (5, 3289736), (8, 2056085), (10, 1644868), (19, 865720), (20, 822434), (23, 715160), (38, 432860), (40, 411217), (46, 357580), (76, 216430), (92, 178790), (95, 173144), (115, 143032), (152, 108215), (184, 89395), (190, 86572), (230, 71516), (380, 43286), (437, 37640), (460, 35758), (760, 21643), (874, 18820), (920, 17879), (941, 17480), (1748, 9410), (1882, 8740), (2185, 7528), (3496, 4705), (3764, 4370)]