40866340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 96243840

約数和(自身を除く): 55377500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 43, 61, 76, 82, 86, 95, 122, 164, 172, 190, 205, 215, 244, 305, 380, 410, 430, 610, 779, 817, 820, 860, 1159, 1220, 1558, 1634, 1763, 2318, 2501, 2623, 3116, 3268, 3526, 3895, 4085, 4636, 5002, 5246, 5795, 7052, 7790, 8170, 8815, 10004, 10492, 11590, 12505, 13115, 15580, 16340, 17630, 23180, 25010, 26230, 33497, 35260, 47519, 49837, 50020, 52460, 66994, 95038, 99674, 107543, 133988, 167485, 190076, 199348, 215086, 237595, 249185, 334970, 430172, 475190, 498370, 537715, 669940, 950380, 996740, 1075430, 2043317, 2150860, 4086634, 8173268, 10216585, 20433170, 40866340]

約数ペア:

[(1, 40866340), (2, 20433170), (4, 10216585), (5, 8173268), (10, 4086634), (19, 2150860), (20, 2043317), (38, 1075430), (41, 996740), (43, 950380), (61, 669940), (76, 537715), (82, 498370), (86, 475190), (95, 430172), (122, 334970), (164, 249185), (172, 237595), (190, 215086), (205, 199348), (215, 190076), (244, 167485), (305, 133988), (380, 107543), (410, 99674), (430, 95038), (610, 66994), (779, 52460), (817, 50020), (820, 49837), (860, 47519), (1159, 35260), (1220, 33497), (1558, 26230), (1634, 25010), (1763, 23180), (2318, 17630), (2501, 16340), (2623, 15580), (3116, 13115), (3268, 12505), (3526, 11590), (3895, 10492), (4085, 10004), (4636, 8815), (5002, 8170), (5246, 7790), (5795, 7052)]