18672800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1373}}^1$

素因数の和:1410

約数の個数: 72

約数和(自身を含む): 48301596

約数和(自身を除く): 29628796

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1373, 1700, 2720, 2746, 3400, 5492, 6800, 6865, 10984, 13600, 13730, 21968, 23341, 27460, 34325, 43936, 46682, 54920, 68650, 93364, 109840, 116705, 137300, 186728, 219680, 233410, 274600, 373456, 466820, 549200, 583525, 746912, 933640, 1098400, 1167050, 1867280, 2334100, 3734560, 4668200, 9336400, 18672800]

約数ペア:

[(1, 18672800), (2, 9336400), (4, 4668200), (5, 3734560), (8, 2334100), (10, 1867280), (16, 1167050), (17, 1098400), (20, 933640), (25, 746912), (32, 583525), (34, 549200), (40, 466820), (50, 373456), (68, 274600), (80, 233410), (85, 219680), (100, 186728), (136, 137300), (160, 116705), (170, 109840), (200, 93364), (272, 68650), (340, 54920), (400, 46682), (425, 43936), (544, 34325), (680, 27460), (800, 23341), (850, 21968), (1360, 13730), (1373, 13600), (1700, 10984), (2720, 6865), (2746, 6800), (3400, 5492)]