820919910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{6229}}^1$

素因数の和:6453

約数の個数: 64

約数和(自身を含む): 2066964480

約数和(自身を除く): 1246044570

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 191, 230, 345, 382, 573, 690, 955, 1146, 1910, 2865, 4393, 5730, 6229, 8786, 12458, 13179, 18687, 21965, 26358, 31145, 37374, 43930, 62290, 65895, 93435, 131790, 143267, 186870, 286534, 429801, 716335, 859602, 1189739, 1432670, 2149005, 2379478, 3569217, 4298010, 5948695, 7138434, 11897390, 17846085, 27363997, 35692170, 54727994, 82091991, 136819985, 164183982, 273639970, 410459955, 820919910]

約数ペア:

[(1, 820919910), (2, 410459955), (3, 273639970), (5, 164183982), (6, 136819985), (10, 82091991), (15, 54727994), (23, 35692170), (30, 27363997), (46, 17846085), (69, 11897390), (115, 7138434), (138, 5948695), (191, 4298010), (230, 3569217), (345, 2379478), (382, 2149005), (573, 1432670), (690, 1189739), (955, 859602), (1146, 716335), (1910, 429801), (2865, 286534), (4393, 186870), (5730, 143267), (6229, 131790), (8786, 93435), (12458, 65895), (13179, 62290), (18687, 43930), (21965, 37374), (26358, 31145)]