20795730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 52531200

約数和(自身を除く): 31735470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 379, 465, 590, 758, 885, 930, 1137, 1770, 1829, 1895, 2274, 3658, 3790, 5487, 5685, 9145, 10974, 11370, 11749, 18290, 22361, 23498, 27435, 35247, 44722, 54870, 58745, 67083, 70494, 111805, 117490, 134166, 176235, 223610, 335415, 352470, 670830, 693191, 1386382, 2079573, 3465955, 4159146, 6931910, 10397865, 20795730]

約数ペア:

[(1, 20795730), (2, 10397865), (3, 6931910), (5, 4159146), (6, 3465955), (10, 2079573), (15, 1386382), (30, 693191), (31, 670830), (59, 352470), (62, 335415), (93, 223610), (118, 176235), (155, 134166), (177, 117490), (186, 111805), (295, 70494), (310, 67083), (354, 58745), (379, 54870), (465, 44722), (590, 35247), (758, 27435), (885, 23498), (930, 22361), (1137, 18290), (1770, 11749), (1829, 11370), (1895, 10974), (2274, 9145), (3658, 5685), (3790, 5487)]