4077290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 8753832

約数和(自身を除く): 4676542

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 157, 245, 265, 314, 371, 490, 530, 742, 785, 1099, 1570, 1855, 2198, 2597, 3710, 5194, 5495, 7693, 8321, 10990, 12985, 15386, 16642, 25970, 38465, 41605, 58247, 76930, 83210, 116494, 291235, 407729, 582470, 815458, 2038645, 4077290]

約数ペア:

[(1, 4077290), (2, 2038645), (5, 815458), (7, 582470), (10, 407729), (14, 291235), (35, 116494), (49, 83210), (53, 76930), (70, 58247), (98, 41605), (106, 38465), (157, 25970), (245, 16642), (265, 15386), (314, 12985), (371, 10990), (490, 8321), (530, 7693), (742, 5495), (785, 5194), (1099, 3710), (1570, 2597), (1855, 2198)]