3520854820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{20071}}^1$

素因数の和:20273

約数の個数: 72

約数和(自身を含む): 8649426240

約数和(自身を除く): 5128571420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 179, 196, 245, 358, 490, 716, 895, 980, 1253, 1790, 2506, 3580, 5012, 6265, 8771, 12530, 17542, 20071, 25060, 35084, 40142, 43855, 80284, 87710, 100355, 140497, 175420, 200710, 280994, 401420, 561988, 702485, 983479, 1404970, 1966958, 2809940, 3592709, 3933916, 4917395, 7185418, 9834790, 14370836, 17963545, 19669580, 25148963, 35927090, 50297926, 71854180, 100595852, 125744815, 176042741, 251489630, 352085482, 502979260, 704170964, 880213705, 1760427410, 3520854820]

約数ペア:

[(1, 3520854820), (2, 1760427410), (4, 880213705), (5, 704170964), (7, 502979260), (10, 352085482), (14, 251489630), (20, 176042741), (28, 125744815), (35, 100595852), (49, 71854180), (70, 50297926), (98, 35927090), (140, 25148963), (179, 19669580), (196, 17963545), (245, 14370836), (358, 9834790), (490, 7185418), (716, 4917395), (895, 3933916), (980, 3592709), (1253, 2809940), (1790, 1966958), (2506, 1404970), (3580, 983479), (5012, 702485), (6265, 561988), (8771, 401420), (12530, 280994), (17542, 200710), (20071, 175420), (25060, 140497), (35084, 100355), (40142, 87710), (43855, 80284)]