16984760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 41731200

約数和(自身を除く): 24746440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 367, 445, 520, 712, 734, 890, 1157, 1468, 1780, 1835, 2314, 2936, 3560, 3670, 4628, 4771, 5785, 7340, 9256, 9542, 11570, 14680, 19084, 23140, 23855, 32663, 38168, 46280, 47710, 65326, 95420, 130652, 163315, 190840, 261304, 326630, 424619, 653260, 849238, 1306520, 1698476, 2123095, 3396952, 4246190, 8492380, 16984760]

約数ペア:

[(1, 16984760), (2, 8492380), (4, 4246190), (5, 3396952), (8, 2123095), (10, 1698476), (13, 1306520), (20, 849238), (26, 653260), (40, 424619), (52, 326630), (65, 261304), (89, 190840), (104, 163315), (130, 130652), (178, 95420), (260, 65326), (356, 47710), (367, 46280), (445, 38168), (520, 32663), (712, 23855), (734, 23140), (890, 19084), (1157, 14680), (1468, 11570), (1780, 9542), (1835, 9256), (2314, 7340), (2936, 5785), (3560, 4771), (3670, 4628)]