17995440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 56433888

約数和(自身を除く): 38438448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 773, 776, 970, 1164, 1455, 1546, 1552, 1940, 2319, 2328, 2910, 3092, 3865, 3880, 4638, 4656, 5820, 6184, 7730, 7760, 9276, 11595, 11640, 12368, 15460, 18552, 23190, 23280, 30920, 37104, 46380, 61840, 74981, 92760, 149962, 185520, 224943, 299924, 374905, 449886, 599848, 749810, 899772, 1124715, 1199696, 1499620, 1799544, 2249430, 2999240, 3599088, 4498860, 5998480, 8997720, 17995440]

約数ペア:

[(1, 17995440), (2, 8997720), (3, 5998480), (4, 4498860), (5, 3599088), (6, 2999240), (8, 2249430), (10, 1799544), (12, 1499620), (15, 1199696), (16, 1124715), (20, 899772), (24, 749810), (30, 599848), (40, 449886), (48, 374905), (60, 299924), (80, 224943), (97, 185520), (120, 149962), (194, 92760), (240, 74981), (291, 61840), (388, 46380), (485, 37104), (582, 30920), (773, 23280), (776, 23190), (970, 18552), (1164, 15460), (1455, 12368), (1546, 11640), (1552, 11595), (1940, 9276), (2319, 7760), (2328, 7730), (2910, 6184), (3092, 5820), (3865, 4656), (3880, 4638)]