40366840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 104976000

約数和(自身を除く): 64609160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 29, 34, 40, 46, 58, 68, 85, 89, 92, 115, 116, 136, 145, 170, 178, 184, 230, 232, 290, 340, 356, 391, 445, 460, 493, 580, 667, 680, 712, 782, 890, 920, 986, 1160, 1334, 1513, 1564, 1780, 1955, 1972, 2047, 2465, 2581, 2668, 3026, 3128, 3335, 3560, 3910, 3944, 4094, 4930, 5162, 5336, 6052, 6670, 7565, 7820, 8188, 9860, 10235, 10324, 11339, 12104, 12905, 13340, 15130, 15640, 16376, 19720, 20470, 20648, 22678, 25810, 26680, 30260, 34799, 40940, 43877, 45356, 51620, 56695, 59363, 60520, 69598, 81880, 87754, 90712, 103240, 113390, 118726, 139196, 173995, 175508, 219385, 226780, 237452, 278392, 296815, 347990, 351016, 438770, 453560, 474904, 593630, 695980, 877540, 1009171, 1187260, 1391960, 1755080, 2018342, 2374520, 4036684, 5045855, 8073368, 10091710, 20183420, 40366840]

約数ペア:

[(1, 40366840), (2, 20183420), (4, 10091710), (5, 8073368), (8, 5045855), (10, 4036684), (17, 2374520), (20, 2018342), (23, 1755080), (29, 1391960), (34, 1187260), (40, 1009171), (46, 877540), (58, 695980), (68, 593630), (85, 474904), (89, 453560), (92, 438770), (115, 351016), (116, 347990), (136, 296815), (145, 278392), (170, 237452), (178, 226780), (184, 219385), (230, 175508), (232, 173995), (290, 139196), (340, 118726), (356, 113390), (391, 103240), (445, 90712), (460, 87754), (493, 81880), (580, 69598), (667, 60520), (680, 59363), (712, 56695), (782, 51620), (890, 45356), (920, 43877), (986, 40940), (1160, 34799), (1334, 30260), (1513, 26680), (1564, 25810), (1780, 22678), (1955, 20648), (1972, 20470), (2047, 19720), (2465, 16376), (2581, 15640), (2668, 15130), (3026, 13340), (3128, 12905), (3335, 12104), (3560, 11339), (3910, 10324), (3944, 10235), (4094, 9860), (4930, 8188), (5162, 7820), (5336, 7565), (6052, 6670)]