22247488520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{27143}}^1$

素因数の和:27846

約数の個数: 64

約数和(自身を含む): 51751664640

約数和(自身を除く): 29504176120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 661, 1240, 1322, 2644, 3305, 5288, 6610, 13220, 20491, 26440, 27143, 40982, 54286, 81964, 102455, 108572, 135715, 163928, 204910, 217144, 271430, 409820, 542860, 819640, 841433, 1085720, 1682866, 3365732, 4207165, 6731464, 8414330, 16828660, 17941523, 33657320, 35883046, 71766092, 89707615, 143532184, 179415230, 358830460, 556187213, 717660920, 1112374426, 2224748852, 2780936065, 4449497704, 5561872130, 11123744260, 22247488520]

約数ペア:

[(1, 22247488520), (2, 11123744260), (4, 5561872130), (5, 4449497704), (8, 2780936065), (10, 2224748852), (20, 1112374426), (31, 717660920), (40, 556187213), (62, 358830460), (124, 179415230), (155, 143532184), (248, 89707615), (310, 71766092), (620, 35883046), (661, 33657320), (1240, 17941523), (1322, 16828660), (2644, 8414330), (3305, 6731464), (5288, 4207165), (6610, 3365732), (13220, 1682866), (20491, 1085720), (26440, 841433), (27143, 819640), (40982, 542860), (54286, 409820), (81964, 271430), (102455, 217144), (108572, 204910), (135715, 163928)]