40120340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 99701280

約数和(自身を除く): 59580940

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 116, 130, 145, 170, 221, 260, 290, 313, 340, 377, 442, 493, 580, 626, 754, 884, 986, 1105, 1252, 1508, 1565, 1885, 1972, 2210, 2465, 3130, 3770, 4069, 4420, 4930, 5321, 6260, 6409, 7540, 8138, 9077, 9860, 10642, 12818, 16276, 18154, 20345, 21284, 25636, 26605, 32045, 36308, 40690, 45385, 53210, 64090, 69173, 81380, 90770, 106420, 118001, 128180, 138346, 154309, 181540, 236002, 276692, 308618, 345865, 472004, 590005, 617236, 691730, 771545, 1180010, 1383460, 1543090, 2006017, 2360020, 3086180, 4012034, 8024068, 10030085, 20060170, 40120340]

約数ペア:

[(1, 40120340), (2, 20060170), (4, 10030085), (5, 8024068), (10, 4012034), (13, 3086180), (17, 2360020), (20, 2006017), (26, 1543090), (29, 1383460), (34, 1180010), (52, 771545), (58, 691730), (65, 617236), (68, 590005), (85, 472004), (116, 345865), (130, 308618), (145, 276692), (170, 236002), (221, 181540), (260, 154309), (290, 138346), (313, 128180), (340, 118001), (377, 106420), (442, 90770), (493, 81380), (580, 69173), (626, 64090), (754, 53210), (884, 45385), (986, 40690), (1105, 36308), (1252, 32045), (1508, 26605), (1565, 25636), (1885, 21284), (1972, 20345), (2210, 18154), (2465, 16276), (3130, 12818), (3770, 10642), (4069, 9860), (4420, 9077), (4930, 8138), (5321, 7540), (6260, 6409)]