38993240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 109408320

約数和(自身を除く): 70415080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 401, 440, 442, 520, 572, 680, 715, 748, 802, 884, 935, 1105, 1144, 1430, 1496, 1604, 1768, 1870, 2005, 2210, 2431, 2860, 3208, 3740, 4010, 4411, 4420, 4862, 5213, 5720, 6817, 7480, 8020, 8822, 8840, 9724, 10426, 12155, 13634, 16040, 17644, 19448, 20852, 22055, 24310, 26065, 27268, 34085, 35288, 41704, 44110, 48620, 52130, 54536, 57343, 68170, 74987, 88220, 88621, 97240, 104260, 114686, 136340, 149974, 176440, 177242, 208520, 229372, 272680, 286715, 299948, 354484, 374935, 443105, 458744, 573430, 599896, 708968, 749870, 886210, 974831, 1146860, 1499740, 1772420, 1949662, 2293720, 2999480, 3544840, 3899324, 4874155, 7798648, 9748310, 19496620, 38993240]

約数ペア:

[(1, 38993240), (2, 19496620), (4, 9748310), (5, 7798648), (8, 4874155), (10, 3899324), (11, 3544840), (13, 2999480), (17, 2293720), (20, 1949662), (22, 1772420), (26, 1499740), (34, 1146860), (40, 974831), (44, 886210), (52, 749870), (55, 708968), (65, 599896), (68, 573430), (85, 458744), (88, 443105), (104, 374935), (110, 354484), (130, 299948), (136, 286715), (143, 272680), (170, 229372), (187, 208520), (220, 177242), (221, 176440), (260, 149974), (286, 136340), (340, 114686), (374, 104260), (401, 97240), (440, 88621), (442, 88220), (520, 74987), (572, 68170), (680, 57343), (715, 54536), (748, 52130), (802, 48620), (884, 44110), (935, 41704), (1105, 35288), (1144, 34085), (1430, 27268), (1496, 26065), (1604, 24310), (1768, 22055), (1870, 20852), (2005, 19448), (2210, 17644), (2431, 16040), (2860, 13634), (3208, 12155), (3740, 10426), (4010, 9724), (4411, 8840), (4420, 8822), (4862, 8020), (5213, 7480), (5720, 6817)]