1640783530

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{12373}}^1$

素因数の和:12618

約数の個数: 32

約数和(自身を含む): 3006882000

約数和(自身を除く): 1366098470

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 745, 890, 1490, 12373, 13261, 24746, 26522, 61865, 66305, 123730, 132610, 1101197, 1843577, 2202394, 3687154, 5505985, 9217885, 11011970, 18435770, 164078353, 328156706, 820391765, 1640783530]

約数ペア:

[(1, 1640783530), (2, 820391765), (5, 328156706), (10, 164078353), (89, 18435770), (149, 11011970), (178, 9217885), (298, 5505985), (445, 3687154), (745, 2202394), (890, 1843577), (1490, 1101197), (12373, 132610), (13261, 123730), (24746, 66305), (26522, 61865)]