7948590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 20865600

約数和(自身を除く): 12917010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 229, 267, 390, 445, 458, 534, 687, 890, 1145, 1157, 1335, 1374, 2290, 2314, 2670, 2977, 3435, 3471, 5785, 5954, 6870, 6942, 8931, 11570, 14885, 17355, 17862, 20381, 29770, 34710, 40762, 44655, 61143, 89310, 101905, 122286, 203810, 264953, 305715, 529906, 611430, 794859, 1324765, 1589718, 2649530, 3974295, 7948590]

約数ペア:

[(1, 7948590), (2, 3974295), (3, 2649530), (5, 1589718), (6, 1324765), (10, 794859), (13, 611430), (15, 529906), (26, 305715), (30, 264953), (39, 203810), (65, 122286), (78, 101905), (89, 89310), (130, 61143), (178, 44655), (195, 40762), (229, 34710), (267, 29770), (390, 20381), (445, 17862), (458, 17355), (534, 14885), (687, 11570), (890, 8931), (1145, 6942), (1157, 6870), (1335, 5954), (1374, 5785), (2290, 3471), (2314, 3435), (2670, 2977)]