20042910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3942

約数の個数: 64

約数和(自身を含む): 56275200

約数和(自身を除く): 36232290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 3907, 5130, 7814, 11721, 19535, 23442, 35163, 39070, 58605, 70326, 74233, 105489, 117210, 148466, 175815, 210978, 222699, 351630, 371165, 445398, 527445, 668097, 742330, 1054890, 1113495, 1336194, 2004291, 2226990, 3340485, 4008582, 6680970, 10021455, 20042910]

約数ペア:

[(1, 20042910), (2, 10021455), (3, 6680970), (5, 4008582), (6, 3340485), (9, 2226990), (10, 2004291), (15, 1336194), (18, 1113495), (19, 1054890), (27, 742330), (30, 668097), (38, 527445), (45, 445398), (54, 371165), (57, 351630), (90, 222699), (95, 210978), (114, 175815), (135, 148466), (171, 117210), (190, 105489), (270, 74233), (285, 70326), (342, 58605), (513, 39070), (570, 35163), (855, 23442), (1026, 19535), (1710, 11721), (2565, 7814), (3907, 5130)]