1020173420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{751}}^1$

素因数の和:1111

約数の個数: 96

約数和(自身を含む): 2538848256

約数和(自身を除く): 1518674836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 313, 434, 620, 626, 751, 868, 1085, 1252, 1502, 1565, 2170, 2191, 3004, 3130, 3755, 4340, 4382, 5257, 6260, 7510, 8764, 9703, 10514, 10955, 15020, 19406, 21028, 21910, 23281, 26285, 38812, 43820, 46562, 48515, 52570, 67921, 93124, 97030, 105140, 116405, 135842, 162967, 194060, 232810, 235063, 271684, 325934, 339605, 465620, 470126, 651868, 679210, 814835, 940252, 1175315, 1358420, 1629670, 1645441, 2350630, 3259340, 3290882, 4701260, 6581764, 7286953, 8227205, 14573906, 16454410, 29147812, 32908820, 36434765, 51008671, 72869530, 102017342, 145739060, 204034684, 255043355, 510086710, 1020173420]

約数ペア:

[(1, 1020173420), (2, 510086710), (4, 255043355), (5, 204034684), (7, 145739060), (10, 102017342), (14, 72869530), (20, 51008671), (28, 36434765), (31, 32908820), (35, 29147812), (62, 16454410), (70, 14573906), (124, 8227205), (140, 7286953), (155, 6581764), (217, 4701260), (310, 3290882), (313, 3259340), (434, 2350630), (620, 1645441), (626, 1629670), (751, 1358420), (868, 1175315), (1085, 940252), (1252, 814835), (1502, 679210), (1565, 651868), (2170, 470126), (2191, 465620), (3004, 339605), (3130, 325934), (3755, 271684), (4340, 235063), (4382, 232810), (5257, 194060), (6260, 162967), (7510, 135842), (8764, 116405), (9703, 105140), (10514, 97030), (10955, 93124), (15020, 67921), (19406, 52570), (21028, 48515), (21910, 46562), (23281, 43820), (26285, 38812)]