1358323780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{13751}}^1$

素因数の和:14220

約数の個数: 48

約数和(自身を含む): 3118953600

約数和(自身を除く): 1760629820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 449, 898, 1796, 2245, 4490, 4939, 8980, 9878, 13751, 19756, 24695, 27502, 49390, 55004, 68755, 98780, 137510, 151261, 275020, 302522, 605044, 756305, 1512610, 3025220, 6174199, 12348398, 24696796, 30870995, 61741990, 67916189, 123483980, 135832378, 271664756, 339580945, 679161890, 1358323780]

約数ペア:

[(1, 1358323780), (2, 679161890), (4, 339580945), (5, 271664756), (10, 135832378), (11, 123483980), (20, 67916189), (22, 61741990), (44, 30870995), (55, 24696796), (110, 12348398), (220, 6174199), (449, 3025220), (898, 1512610), (1796, 756305), (2245, 605044), (4490, 302522), (4939, 275020), (8980, 151261), (9878, 137510), (13751, 98780), (19756, 68755), (24695, 55004), (27502, 49390)]