28930920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12689}}^1$

素因数の和:12722

約数の個数: 64

約数和(自身を含む): 91368000

約数和(自身を除く): 62437080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 12689, 25378, 38067, 50756, 63445, 76134, 101512, 126890, 152268, 190335, 241091, 253780, 304536, 380670, 482182, 507560, 723273, 761340, 964364, 1205455, 1446546, 1522680, 1928728, 2410910, 2893092, 3616365, 4821820, 5786184, 7232730, 9643640, 14465460, 28930920]

約数ペア:

[(1, 28930920), (2, 14465460), (3, 9643640), (4, 7232730), (5, 5786184), (6, 4821820), (8, 3616365), (10, 2893092), (12, 2410910), (15, 1928728), (19, 1522680), (20, 1446546), (24, 1205455), (30, 964364), (38, 761340), (40, 723273), (57, 507560), (60, 482182), (76, 380670), (95, 304536), (114, 253780), (120, 241091), (152, 190335), (190, 152268), (228, 126890), (285, 101512), (380, 76134), (456, 63445), (570, 50756), (760, 38067), (1140, 25378), (2280, 12689)]