209219630

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{11827}}^1$

素因数の和:11924

約数の個数: 32

約数和(自身を含む): 396001440

約数和(自身を除く): 186781810

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 3538, 8845, 11827, 17690, 23654, 59135, 118270, 342983, 685966, 721447, 1442894, 1714915, 3429830, 3607235, 7214470, 20921963, 41843926, 104609815, 209219630]

約数ペア:

[(1, 209219630), (2, 104609815), (5, 41843926), (10, 20921963), (29, 7214470), (58, 3607235), (61, 3429830), (122, 1714915), (145, 1442894), (290, 721447), (305, 685966), (610, 342983), (1769, 118270), (3538, 59135), (8845, 23654), (11827, 17690)]