2019948590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{20113}}^1$

素因数の和:20225

約数の個数: 48

約数和(自身を含む): 4044844944

約数和(自身を除く): 2024896354

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 121, 166, 242, 415, 605, 830, 913, 1210, 1826, 4565, 9130, 10043, 20086, 20113, 40226, 50215, 100430, 100565, 201130, 221243, 442486, 1106215, 1669379, 2212430, 2433673, 3338758, 4867346, 8346895, 12168365, 16693790, 18363169, 24336730, 36726338, 91815845, 183631690, 201994859, 403989718, 1009974295, 2019948590]

約数ペア:

[(1, 2019948590), (2, 1009974295), (5, 403989718), (10, 201994859), (11, 183631690), (22, 91815845), (55, 36726338), (83, 24336730), (110, 18363169), (121, 16693790), (166, 12168365), (242, 8346895), (415, 4867346), (605, 3338758), (830, 2433673), (913, 2212430), (1210, 1669379), (1826, 1106215), (4565, 442486), (9130, 221243), (10043, 201130), (20086, 100565), (20113, 100430), (40226, 50215)]