390773570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1033}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 812972160

約数和(自身を除く): 422198590

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 181, 190, 209, 362, 418, 905, 1033, 1045, 1810, 1991, 2066, 2090, 3439, 3982, 5165, 6878, 9955, 10330, 11363, 17195, 19627, 19910, 22726, 34390, 37829, 39254, 56815, 75658, 98135, 113630, 186973, 189145, 196270, 215897, 373946, 378290, 431794, 934865, 1079485, 1869730, 2056703, 2158970, 3552487, 4113406, 7104974, 10283515, 17762435, 20567030, 35524870, 39077357, 78154714, 195386785, 390773570]

約数ペア:

[(1, 390773570), (2, 195386785), (5, 78154714), (10, 39077357), (11, 35524870), (19, 20567030), (22, 17762435), (38, 10283515), (55, 7104974), (95, 4113406), (110, 3552487), (181, 2158970), (190, 2056703), (209, 1869730), (362, 1079485), (418, 934865), (905, 431794), (1033, 378290), (1045, 373946), (1810, 215897), (1991, 196270), (2066, 189145), (2090, 186973), (3439, 113630), (3982, 98135), (5165, 75658), (6878, 56815), (9955, 39254), (10330, 37829), (11363, 34390), (17195, 22726), (19627, 19910)]