992956040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{19531}}^1$

素因数の和:19614

約数の個数: 64

約数和(自身を含む): 2362590720

約数和(自身を除く): 1369634680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 5084, 6355, 10168, 12710, 19531, 25420, 39062, 50840, 78124, 97655, 156248, 195310, 390620, 605461, 781240, 800771, 1210922, 1601542, 2421844, 3027305, 3203084, 4003855, 4843688, 6054610, 6406168, 8007710, 12109220, 16015420, 24218440, 24823901, 32030840, 49647802, 99295604, 124119505, 198591208, 248239010, 496478020, 992956040]

約数ペア:

[(1, 992956040), (2, 496478020), (4, 248239010), (5, 198591208), (8, 124119505), (10, 99295604), (20, 49647802), (31, 32030840), (40, 24823901), (41, 24218440), (62, 16015420), (82, 12109220), (124, 8007710), (155, 6406168), (164, 6054610), (205, 4843688), (248, 4003855), (310, 3203084), (328, 3027305), (410, 2421844), (620, 1601542), (820, 1210922), (1240, 800771), (1271, 781240), (1640, 605461), (2542, 390620), (5084, 195310), (6355, 156248), (10168, 97655), (12710, 78124), (19531, 50840), (25420, 39062)]