1900403730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{20323}}^1$

素因数の和:21375

約数の個数: 48

約数和(自身を含む): 4946048640

約数和(自身を除く): 3045644910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1039, 2078, 3117, 5195, 6234, 9351, 10390, 15585, 18702, 20323, 31170, 40646, 46755, 60969, 93510, 101615, 121938, 182907, 203230, 304845, 365814, 609690, 914535, 1829070, 21115597, 42231194, 63346791, 105577985, 126693582, 190040373, 211155970, 316733955, 380080746, 633467910, 950201865, 1900403730]

約数ペア:

[(1, 1900403730), (2, 950201865), (3, 633467910), (5, 380080746), (6, 316733955), (9, 211155970), (10, 190040373), (15, 126693582), (18, 105577985), (30, 63346791), (45, 42231194), (90, 21115597), (1039, 1829070), (2078, 914535), (3117, 609690), (5195, 365814), (6234, 304845), (9351, 203230), (10390, 182907), (15585, 121938), (18702, 101615), (20323, 93510), (31170, 60969), (40646, 46755)]