20367450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 120

約数和(自身を含む): 58335552

約数和(自身を除く): 37968102

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 47, 50, 54, 75, 81, 90, 94, 107, 135, 141, 150, 162, 214, 225, 235, 270, 282, 321, 405, 423, 450, 470, 535, 642, 675, 705, 810, 846, 963, 1070, 1175, 1269, 1350, 1410, 1605, 1926, 2025, 2115, 2350, 2538, 2675, 2889, 3210, 3525, 3807, 4050, 4230, 4815, 5029, 5350, 5778, 6345, 7050, 7614, 8025, 8667, 9630, 10058, 10575, 12690, 14445, 15087, 16050, 17334, 19035, 21150, 24075, 25145, 28890, 30174, 31725, 38070, 43335, 45261, 48150, 50290, 63450, 72225, 75435, 86670, 90522, 95175, 125725, 135783, 144450, 150870, 190350, 216675, 226305, 251450, 271566, 377175, 407349, 433350, 452610, 678915, 754350, 814698, 1131525, 1357830, 2036745, 2263050, 3394575, 4073490, 6789150, 10183725, 20367450]

約数ペア:

[(1, 20367450), (2, 10183725), (3, 6789150), (5, 4073490), (6, 3394575), (9, 2263050), (10, 2036745), (15, 1357830), (18, 1131525), (25, 814698), (27, 754350), (30, 678915), (45, 452610), (47, 433350), (50, 407349), (54, 377175), (75, 271566), (81, 251450), (90, 226305), (94, 216675), (107, 190350), (135, 150870), (141, 144450), (150, 135783), (162, 125725), (214, 95175), (225, 90522), (235, 86670), (270, 75435), (282, 72225), (321, 63450), (405, 50290), (423, 48150), (450, 45261), (470, 43335), (535, 38070), (642, 31725), (675, 30174), (705, 28890), (810, 25145), (846, 24075), (963, 21150), (1070, 19035), (1175, 17334), (1269, 16050), (1350, 15087), (1410, 14445), (1605, 12690), (1926, 10575), (2025, 10058), (2115, 9630), (2350, 8667), (2538, 8025), (2675, 7614), (2889, 7050), (3210, 6345), (3525, 5778), (3807, 5350), (4050, 5029), (4230, 4815)]