16638748420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1\times {\mathrm{3457}}^1$

素因数の和:4613

約数の個数: 96

約数和(自身を含む): 41270261760

約数和(自身を除く): 24631513340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1109, 2170, 2218, 3457, 4340, 4436, 5545, 6914, 7763, 11090, 13828, 15526, 17285, 22180, 24199, 31052, 34379, 34570, 38815, 48398, 68758, 69140, 77630, 96796, 107167, 120995, 137516, 155260, 171895, 214334, 240653, 241990, 343790, 428668, 481306, 483980, 535835, 687580, 750169, 962612, 1071670, 1203265, 1500338, 2143340, 2406530, 3000676, 3750845, 3833813, 4813060, 7501690, 7667626, 15003380, 15335252, 19169065, 26836691, 38338130, 53673382, 76676260, 107346764, 118848203, 134183455, 237696406, 268366910, 475392812, 536733820, 594241015, 831937421, 1188482030, 1663874842, 2376964060, 3327749684, 4159687105, 8319374210, 16638748420]

約数ペア:

[(1, 16638748420), (2, 8319374210), (4, 4159687105), (5, 3327749684), (7, 2376964060), (10, 1663874842), (14, 1188482030), (20, 831937421), (28, 594241015), (31, 536733820), (35, 475392812), (62, 268366910), (70, 237696406), (124, 134183455), (140, 118848203), (155, 107346764), (217, 76676260), (310, 53673382), (434, 38338130), (620, 26836691), (868, 19169065), (1085, 15335252), (1109, 15003380), (2170, 7667626), (2218, 7501690), (3457, 4813060), (4340, 3833813), (4436, 3750845), (5545, 3000676), (6914, 2406530), (7763, 2143340), (11090, 1500338), (13828, 1203265), (15526, 1071670), (17285, 962612), (22180, 750169), (24199, 687580), (31052, 535835), (34379, 483980), (34570, 481306), (38815, 428668), (48398, 343790), (68758, 241990), (69140, 240653), (77630, 214334), (96796, 171895), (107167, 155260), (120995, 137516)]