4840340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 10827264

約数和(自身を除く): 5986924

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 211, 310, 370, 422, 620, 740, 844, 1055, 1147, 2110, 2294, 4220, 4588, 5735, 6541, 7807, 11470, 13082, 15614, 22940, 26164, 31228, 32705, 39035, 65410, 78070, 130820, 156140, 242017, 484034, 968068, 1210085, 2420170, 4840340]

約数ペア:

[(1, 4840340), (2, 2420170), (4, 1210085), (5, 968068), (10, 484034), (20, 242017), (31, 156140), (37, 130820), (62, 78070), (74, 65410), (124, 39035), (148, 32705), (155, 31228), (185, 26164), (211, 22940), (310, 15614), (370, 13082), (422, 11470), (620, 7807), (740, 6541), (844, 5735), (1055, 4588), (1147, 4220), (2110, 2294)]