20864100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4125

約数の個数: 72

約数和(自身を含む): 63933408

約数和(自身を除く): 43069308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 4091, 5100, 8182, 12273, 16364, 20455, 24546, 40910, 49092, 61365, 69547, 81820, 102275, 122730, 139094, 204550, 208641, 245460, 278188, 306825, 347735, 409100, 417282, 613650, 695470, 834564, 1043205, 1227300, 1390940, 1738675, 2086410, 3477350, 4172820, 5216025, 6954700, 10432050, 20864100]

約数ペア:

[(1, 20864100), (2, 10432050), (3, 6954700), (4, 5216025), (5, 4172820), (6, 3477350), (10, 2086410), (12, 1738675), (15, 1390940), (17, 1227300), (20, 1043205), (25, 834564), (30, 695470), (34, 613650), (50, 417282), (51, 409100), (60, 347735), (68, 306825), (75, 278188), (85, 245460), (100, 208641), (102, 204550), (150, 139094), (170, 122730), (204, 102275), (255, 81820), (300, 69547), (340, 61365), (425, 49092), (510, 40910), (850, 24546), (1020, 20455), (1275, 16364), (1700, 12273), (2550, 8182), (4091, 5100)]