415048681720

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4481}}^1\times {\mathrm{5023}}^1$

素因数の和:9976

約数の個数: 64

約数和(自身を含む): 936280477440

約数和(自身を除く): 521231795720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4481, 4610, 5023, 8962, 9220, 10046, 17924, 18440, 20092, 22405, 25115, 35848, 40184, 44810, 50230, 89620, 100460, 179240, 200920, 2065741, 2315603, 4131482, 4631206, 8262964, 9262412, 10328705, 11578015, 16525928, 18524824, 20657410, 22508063, 23156030, 41314820, 45016126, 46312060, 82629640, 90032252, 92624120, 112540315, 180064504, 225080630, 450161260, 900322520, 10376217043, 20752434086, 41504868172, 51881085215, 83009736344, 103762170430, 207524340860, 415048681720]

約数ペア:

[(1, 415048681720), (2, 207524340860), (4, 103762170430), (5, 83009736344), (8, 51881085215), (10, 41504868172), (20, 20752434086), (40, 10376217043), (461, 900322520), (922, 450161260), (1844, 225080630), (2305, 180064504), (3688, 112540315), (4481, 92624120), (4610, 90032252), (5023, 82629640), (8962, 46312060), (9220, 45016126), (10046, 41314820), (17924, 23156030), (18440, 22508063), (20092, 20657410), (22405, 18524824), (25115, 16525928), (35848, 11578015), (40184, 10328705), (44810, 9262412), (50230, 8262964), (89620, 4631206), (100460, 4131482), (179240, 2315603), (200920, 2065741)]