2912421760

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{51131}}^1$

素因数の和:51239

約数の個数: 64

約数和(自身を含む): 7040876400

約数和(自身を除く): 4128454640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 2848, 3560, 5696, 7120, 11392, 14240, 28480, 51131, 56960, 102262, 204524, 255655, 409048, 511310, 818096, 1022620, 1636192, 2045240, 3272384, 4090480, 4550659, 6544768, 8180960, 9101318, 16361920, 18202636, 22753295, 32723840, 36405272, 45506590, 72810544, 91013180, 145621088, 182026360, 291242176, 364052720, 582484352, 728105440, 1456210880, 2912421760]

約数ペア:

[(1, 2912421760), (2, 1456210880), (4, 728105440), (5, 582484352), (8, 364052720), (10, 291242176), (16, 182026360), (20, 145621088), (32, 91013180), (40, 72810544), (64, 45506590), (80, 36405272), (89, 32723840), (128, 22753295), (160, 18202636), (178, 16361920), (320, 9101318), (356, 8180960), (445, 6544768), (640, 4550659), (712, 4090480), (890, 3272384), (1424, 2045240), (1780, 1636192), (2848, 1022620), (3560, 818096), (5696, 511310), (7120, 409048), (11392, 255655), (14240, 204524), (28480, 102262), (51131, 56960)]