18049240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 49766400

約数和(自身を除く): 31717160

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 127, 136, 152, 170, 187, 190, 209, 220, 254, 323, 340, 374, 380, 418, 440, 508, 635, 646, 680, 748, 760, 836, 935, 1016, 1045, 1270, 1292, 1397, 1496, 1615, 1672, 1870, 2090, 2159, 2413, 2540, 2584, 2794, 3230, 3553, 3740, 4180, 4318, 4826, 5080, 5588, 6460, 6985, 7106, 7480, 8360, 8636, 9652, 10795, 11176, 12065, 12920, 13970, 14212, 17272, 17765, 19304, 21590, 23749, 24130, 26543, 27940, 28424, 35530, 41021, 43180, 47498, 48260, 53086, 55880, 71060, 82042, 86360, 94996, 96520, 106172, 118745, 132715, 142120, 164084, 189992, 205105, 212344, 237490, 265430, 328168, 410210, 451231, 474980, 530860, 820420, 902462, 949960, 1061720, 1640840, 1804924, 2256155, 3609848, 4512310, 9024620, 18049240]

約数ペア:

[(1, 18049240), (2, 9024620), (4, 4512310), (5, 3609848), (8, 2256155), (10, 1804924), (11, 1640840), (17, 1061720), (19, 949960), (20, 902462), (22, 820420), (34, 530860), (38, 474980), (40, 451231), (44, 410210), (55, 328168), (68, 265430), (76, 237490), (85, 212344), (88, 205105), (95, 189992), (110, 164084), (127, 142120), (136, 132715), (152, 118745), (170, 106172), (187, 96520), (190, 94996), (209, 86360), (220, 82042), (254, 71060), (323, 55880), (340, 53086), (374, 48260), (380, 47498), (418, 43180), (440, 41021), (508, 35530), (635, 28424), (646, 27940), (680, 26543), (748, 24130), (760, 23749), (836, 21590), (935, 19304), (1016, 17765), (1045, 17272), (1270, 14212), (1292, 13970), (1397, 12920), (1496, 12065), (1615, 11176), (1672, 10795), (1870, 9652), (2090, 8636), (2159, 8360), (2413, 7480), (2540, 7106), (2584, 6985), (2794, 6460), (3230, 5588), (3553, 5080), (3740, 4826), (4180, 4318)]