19303240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2309}}^1$

素因数の和:2350

約数の個数: 64

約数和(自身を含む): 49896000

約数和(自身を除く): 30592760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 2309, 4180, 4618, 8360, 9236, 11545, 18472, 23090, 25399, 43871, 46180, 50798, 87742, 92360, 101596, 126995, 175484, 203192, 219355, 253990, 350968, 438710, 482581, 507980, 877420, 965162, 1015960, 1754840, 1930324, 2412905, 3860648, 4825810, 9651620, 19303240]

約数ペア:

[(1, 19303240), (2, 9651620), (4, 4825810), (5, 3860648), (8, 2412905), (10, 1930324), (11, 1754840), (19, 1015960), (20, 965162), (22, 877420), (38, 507980), (40, 482581), (44, 438710), (55, 350968), (76, 253990), (88, 219355), (95, 203192), (110, 175484), (152, 126995), (190, 101596), (209, 92360), (220, 87742), (380, 50798), (418, 46180), (440, 43871), (760, 25399), (836, 23090), (1045, 18472), (1672, 11545), (2090, 9236), (2309, 8360), (4180, 4618)]