30826880

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{983}}^1$

素因数の和:1016

約数の個数: 96

約数和(自身を含む): 85814640

約数和(自身を除く): 54987760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 983, 1120, 1568, 1960, 1966, 2240, 3136, 3920, 3932, 4480, 4915, 6272, 6881, 7840, 7864, 9830, 13762, 15680, 15728, 19660, 27524, 31360, 31456, 34405, 39320, 48167, 55048, 62912, 68810, 78640, 96334, 110096, 125824, 137620, 157280, 192668, 220192, 240835, 275240, 314560, 385336, 440384, 481670, 550480, 629120, 770672, 880768, 963340, 1100960, 1541344, 1926680, 2201920, 3082688, 3853360, 4403840, 6165376, 7706720, 15413440, 30826880]

約数ペア:

[(1, 30826880), (2, 15413440), (4, 7706720), (5, 6165376), (7, 4403840), (8, 3853360), (10, 3082688), (14, 2201920), (16, 1926680), (20, 1541344), (28, 1100960), (32, 963340), (35, 880768), (40, 770672), (49, 629120), (56, 550480), (64, 481670), (70, 440384), (80, 385336), (98, 314560), (112, 275240), (128, 240835), (140, 220192), (160, 192668), (196, 157280), (224, 137620), (245, 125824), (280, 110096), (320, 96334), (392, 78640), (448, 68810), (490, 62912), (560, 55048), (640, 48167), (784, 39320), (896, 34405), (980, 31456), (983, 31360), (1120, 27524), (1568, 19660), (1960, 15728), (1966, 15680), (2240, 13762), (3136, 9830), (3920, 7864), (3932, 7840), (4480, 6881), (4915, 6272)]