204846140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11393}}^1$

素因数の和:11462

約数の個数: 48

約数和(自身を含む): 459406080

約数和(自身を除く): 254559940

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 11393, 17980, 22786, 45572, 56965, 113930, 227860, 330397, 353183, 660794, 706366, 1321588, 1412732, 1651985, 1765915, 3303970, 3531830, 6607940, 7063660, 10242307, 20484614, 40969228, 51211535, 102423070, 204846140]

約数ペア:

[(1, 204846140), (2, 102423070), (4, 51211535), (5, 40969228), (10, 20484614), (20, 10242307), (29, 7063660), (31, 6607940), (58, 3531830), (62, 3303970), (116, 1765915), (124, 1651985), (145, 1412732), (155, 1321588), (290, 706366), (310, 660794), (580, 353183), (620, 330397), (899, 227860), (1798, 113930), (3596, 56965), (4495, 45572), (8990, 22786), (11393, 17980)]