2019357620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{15493}}^1$

素因数の和:15542

約数の個数: 96

約数和(自身を含む): 5205984000

約数和(自身を除く): 3186626380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 931, 980, 1330, 1372, 1715, 1862, 2660, 3430, 3724, 4655, 6517, 6860, 9310, 13034, 15493, 18620, 26068, 30986, 32585, 61972, 65170, 77465, 108451, 130340, 154930, 216902, 294367, 309860, 433804, 542255, 588734, 759157, 1084510, 1177468, 1471835, 1518314, 2060569, 2169020, 2943670, 3036628, 3795785, 4121138, 5314099, 5887340, 7591570, 8242276, 10302845, 10628198, 14423983, 15183140, 20605690, 21256396, 26570495, 28847966, 41211380, 53140990, 57695932, 72119915, 100967881, 106281980, 144239830, 201935762, 288479660, 403871524, 504839405, 1009678810, 2019357620]

約数ペア:

[(1, 2019357620), (2, 1009678810), (4, 504839405), (5, 403871524), (7, 288479660), (10, 201935762), (14, 144239830), (19, 106281980), (20, 100967881), (28, 72119915), (35, 57695932), (38, 53140990), (49, 41211380), (70, 28847966), (76, 26570495), (95, 21256396), (98, 20605690), (133, 15183140), (140, 14423983), (190, 10628198), (196, 10302845), (245, 8242276), (266, 7591570), (343, 5887340), (380, 5314099), (490, 4121138), (532, 3795785), (665, 3036628), (686, 2943670), (931, 2169020), (980, 2060569), (1330, 1518314), (1372, 1471835), (1715, 1177468), (1862, 1084510), (2660, 759157), (3430, 588734), (3724, 542255), (4655, 433804), (6517, 309860), (6860, 294367), (9310, 216902), (13034, 154930), (15493, 130340), (18620, 108451), (26068, 77465), (30986, 65170), (32585, 61972)]