19505217420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2778521}}^1$

素因数の和:2778552

約数の個数: 96

約数和(自身を含む): 65350837440

約数和(自身を除く): 45845620020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 2778521, 5557042, 8335563, 11114084, 13892605, 16671126, 25006689, 27785210, 33342252, 36120773, 41677815, 50013378, 55570420, 72241546, 75020067, 83355630, 100026756, 108362319, 125033445, 144483092, 150040134, 166711260, 180603865, 216724638, 250066890, 300080268, 325086957, 361207730, 375100335, 433449276, 500133780, 541811595, 650173914, 722415460, 750200670, 975260871, 1083623190, 1300347828, 1500401340, 1625434785, 1950521742, 2167246380, 3250869570, 3901043484, 4876304355, 6501739140, 9752608710, 19505217420]

約数ペア:

[(1, 19505217420), (2, 9752608710), (3, 6501739140), (4, 4876304355), (5, 3901043484), (6, 3250869570), (9, 2167246380), (10, 1950521742), (12, 1625434785), (13, 1500401340), (15, 1300347828), (18, 1083623190), (20, 975260871), (26, 750200670), (27, 722415460), (30, 650173914), (36, 541811595), (39, 500133780), (45, 433449276), (52, 375100335), (54, 361207730), (60, 325086957), (65, 300080268), (78, 250066890), (90, 216724638), (108, 180603865), (117, 166711260), (130, 150040134), (135, 144483092), (156, 125033445), (180, 108362319), (195, 100026756), (234, 83355630), (260, 75020067), (270, 72241546), (351, 55570420), (390, 50013378), (468, 41677815), (540, 36120773), (585, 33342252), (702, 27785210), (780, 25006689), (1170, 16671126), (1404, 13892605), (1755, 11114084), (2340, 8335563), (3510, 5557042), (7020, 2778521)]