1488897620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109639}}^1$

素因数の和:109752

約数の個数: 48

約数和(自身を含む): 3610225920

約数和(自身を除く): 2121328300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 13580, 109639, 219278, 438556, 548195, 767473, 1096390, 1534946, 2192780, 3069892, 3837365, 7674730, 10634983, 15349460, 21269966, 42539932, 53174915, 74444881, 106349830, 148889762, 212699660, 297779524, 372224405, 744448810, 1488897620]

約数ペア:

[(1, 1488897620), (2, 744448810), (4, 372224405), (5, 297779524), (7, 212699660), (10, 148889762), (14, 106349830), (20, 74444881), (28, 53174915), (35, 42539932), (70, 21269966), (97, 15349460), (140, 10634983), (194, 7674730), (388, 3837365), (485, 3069892), (679, 2192780), (970, 1534946), (1358, 1096390), (1940, 767473), (2716, 548195), (3395, 438556), (6790, 219278), (13580, 109639)]