39440770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 78744960

約数和(自身を除く): 39304190

約数列:

[1, 2, 5, 10, 19, 38, 41, 61, 82, 83, 95, 122, 166, 190, 205, 305, 410, 415, 610, 779, 830, 1159, 1558, 1577, 2318, 2501, 3154, 3403, 3895, 5002, 5063, 5795, 6806, 7790, 7885, 10126, 11590, 12505, 15770, 17015, 25010, 25315, 34030, 47519, 50630, 64657, 95038, 96197, 129314, 192394, 207583, 237595, 323285, 415166, 475190, 480985, 646570, 961970, 1037915, 2075830, 3944077, 7888154, 19720385, 39440770]

約数ペア:

[(1, 39440770), (2, 19720385), (5, 7888154), (10, 3944077), (19, 2075830), (38, 1037915), (41, 961970), (61, 646570), (82, 480985), (83, 475190), (95, 415166), (122, 323285), (166, 237595), (190, 207583), (205, 192394), (305, 129314), (410, 96197), (415, 95038), (610, 64657), (779, 50630), (830, 47519), (1159, 34030), (1558, 25315), (1577, 25010), (2318, 17015), (2501, 15770), (3154, 12505), (3403, 11590), (3895, 10126), (5002, 7885), (5063, 7790), (5795, 6806)]