2019252560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:913

約数の個数: 120

約数和(自身を含む): 5113460664

約数和(自身を除く): 3094208104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 233, 260, 338, 466, 520, 641, 676, 845, 932, 1040, 1165, 1282, 1352, 1690, 1864, 2330, 2564, 2704, 3029, 3205, 3380, 3728, 4660, 5128, 6058, 6410, 6760, 8333, 9320, 10256, 12116, 12820, 13520, 15145, 16666, 18640, 24232, 25640, 30290, 33332, 39377, 41665, 48464, 51280, 60580, 66664, 78754, 83330, 108329, 121160, 133328, 149353, 157508, 166660, 196885, 216658, 242320, 298706, 315016, 333320, 393770, 433316, 541645, 597412, 630032, 666640, 746765, 787540, 866632, 1083290, 1194824, 1493530, 1575080, 1733264, 1941589, 2166580, 2389648, 2987060, 3150160, 3883178, 4333160, 5974120, 7766356, 8666320, 9707945, 11948240, 15532712, 19415890, 25240657, 31065424, 38831780, 50481314, 77663560, 100962628, 126203285, 155327120, 201925256, 252406570, 403850512, 504813140, 1009626280, 2019252560]

約数ペア:

[(1, 2019252560), (2, 1009626280), (4, 504813140), (5, 403850512), (8, 252406570), (10, 201925256), (13, 155327120), (16, 126203285), (20, 100962628), (26, 77663560), (40, 50481314), (52, 38831780), (65, 31065424), (80, 25240657), (104, 19415890), (130, 15532712), (169, 11948240), (208, 9707945), (233, 8666320), (260, 7766356), (338, 5974120), (466, 4333160), (520, 3883178), (641, 3150160), (676, 2987060), (845, 2389648), (932, 2166580), (1040, 1941589), (1165, 1733264), (1282, 1575080), (1352, 1493530), (1690, 1194824), (1864, 1083290), (2330, 866632), (2564, 787540), (2704, 746765), (3029, 666640), (3205, 630032), (3380, 597412), (3728, 541645), (4660, 433316), (5128, 393770), (6058, 333320), (6410, 315016), (6760, 298706), (8333, 242320), (9320, 216658), (10256, 196885), (12116, 166660), (12820, 157508), (13520, 149353), (15145, 133328), (16666, 121160), (18640, 108329), (24232, 83330), (25640, 78754), (30290, 66664), (33332, 60580), (39377, 51280), (41665, 48464)]