20186770030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{19421}}^1$

素因数の和:19945

約数の個数: 64

約数和(自身を含む): 42958356480

約数和(自身を除く): 22771586450

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 479, 958, 1085, 2170, 2395, 3353, 4790, 6706, 14849, 16765, 19421, 29698, 33530, 38842, 74245, 97105, 103943, 135947, 148490, 194210, 207886, 271894, 519715, 602051, 679735, 1039430, 1204102, 1359470, 3010255, 4214357, 6020510, 8428714, 9302659, 18605318, 21071785, 42143570, 46513295, 65118613, 93026590, 130237226, 288382429, 325593065, 576764858, 651186130, 1441912145, 2018677003, 2883824290, 4037354006, 10093385015, 20186770030]

約数ペア:

[(1, 20186770030), (2, 10093385015), (5, 4037354006), (7, 2883824290), (10, 2018677003), (14, 1441912145), (31, 651186130), (35, 576764858), (62, 325593065), (70, 288382429), (155, 130237226), (217, 93026590), (310, 65118613), (434, 46513295), (479, 42143570), (958, 21071785), (1085, 18605318), (2170, 9302659), (2395, 8428714), (3353, 6020510), (4790, 4214357), (6706, 3010255), (14849, 1359470), (16765, 1204102), (19421, 1039430), (29698, 679735), (33530, 602051), (38842, 519715), (74245, 271894), (97105, 207886), (103943, 194210), (135947, 148490)]