20071009968

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^2\times {\mathrm{421}}^1\times {\mathrm{1181}}^1$

素因数の和:1671

約数の個数: 120

約数和(自身を含む): 53872827216

約数和(自身を除く): 33801817248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 421, 464, 696, 841, 842, 1181, 1263, 1392, 1682, 1684, 2362, 2523, 2526, 3364, 3368, 3543, 4724, 5046, 5052, 6728, 6736, 7086, 9448, 10092, 10104, 12209, 13456, 14172, 18896, 20184, 20208, 24418, 28344, 34249, 36627, 40368, 48836, 56688, 68498, 73254, 97672, 102747, 136996, 146508, 195344, 205494, 273992, 293016, 354061, 410988, 497201, 547984, 586032, 708122, 821976, 993221, 994402, 1062183, 1416244, 1491603, 1643952, 1986442, 1988804, 2124366, 2832488, 2979663, 2983206, 3972884, 3977608, 4248732, 5664976, 5959326, 5966412, 7945768, 7955216, 8497464, 11918652, 11932824, 14418829, 15891536, 16994928, 23837304, 23865648, 28837658, 43256487, 47674608, 57675316, 86512974, 115350632, 173025948, 230701264, 346051896, 418146041, 692103792, 836292082, 1254438123, 1672584164, 2508876246, 3345168328, 5017752492, 6690336656, 10035504984, 20071009968]

約数ペア:

[(1, 20071009968), (2, 10035504984), (3, 6690336656), (4, 5017752492), (6, 3345168328), (8, 2508876246), (12, 1672584164), (16, 1254438123), (24, 836292082), (29, 692103792), (48, 418146041), (58, 346051896), (87, 230701264), (116, 173025948), (174, 115350632), (232, 86512974), (348, 57675316), (421, 47674608), (464, 43256487), (696, 28837658), (841, 23865648), (842, 23837304), (1181, 16994928), (1263, 15891536), (1392, 14418829), (1682, 11932824), (1684, 11918652), (2362, 8497464), (2523, 7955216), (2526, 7945768), (3364, 5966412), (3368, 5959326), (3543, 5664976), (4724, 4248732), (5046, 3977608), (5052, 3972884), (6728, 2983206), (6736, 2979663), (7086, 2832488), (9448, 2124366), (10092, 1988804), (10104, 1986442), (12209, 1643952), (13456, 1491603), (14172, 1416244), (18896, 1062183), (20184, 994402), (20208, 993221), (24418, 821976), (28344, 708122), (34249, 586032), (36627, 547984), (40368, 497201), (48836, 410988), (56688, 354061), (68498, 293016), (73254, 273992), (97672, 205494), (102747, 195344), (136996, 146508)]