42477440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2191

約数の個数: 64

約数和(自身を含む): 104872320

約数和(自身を除く): 62394880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2141, 2480, 3968, 4282, 4960, 8564, 9920, 10705, 17128, 19840, 21410, 34256, 42820, 66371, 68512, 85640, 132742, 137024, 171280, 265484, 274048, 331855, 342560, 530968, 663710, 685120, 1061936, 1327420, 1370240, 2123872, 2654840, 4247744, 5309680, 8495488, 10619360, 21238720, 42477440]

約数ペア:

[(1, 42477440), (2, 21238720), (4, 10619360), (5, 8495488), (8, 5309680), (10, 4247744), (16, 2654840), (20, 2123872), (31, 1370240), (32, 1327420), (40, 1061936), (62, 685120), (64, 663710), (80, 530968), (124, 342560), (128, 331855), (155, 274048), (160, 265484), (248, 171280), (310, 137024), (320, 132742), (496, 85640), (620, 68512), (640, 66371), (992, 42820), (1240, 34256), (1984, 21410), (2141, 19840), (2480, 17128), (3968, 10705), (4282, 9920), (4960, 8564)]