20910300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1547

約数の個数: 72

約数和(自身を含む): 61829376

約数和(自身を除く): 40919076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1410, 1483, 2350, 2820, 2966, 3525, 4449, 4700, 5932, 7050, 7415, 8898, 14100, 14830, 17796, 22245, 29660, 37075, 44490, 69701, 74150, 88980, 111225, 139402, 148300, 209103, 222450, 278804, 348505, 418206, 444900, 697010, 836412, 1045515, 1394020, 1742525, 2091030, 3485050, 4182060, 5227575, 6970100, 10455150, 20910300]

約数ペア:

[(1, 20910300), (2, 10455150), (3, 6970100), (4, 5227575), (5, 4182060), (6, 3485050), (10, 2091030), (12, 1742525), (15, 1394020), (20, 1045515), (25, 836412), (30, 697010), (47, 444900), (50, 418206), (60, 348505), (75, 278804), (94, 222450), (100, 209103), (141, 148300), (150, 139402), (188, 111225), (235, 88980), (282, 74150), (300, 69701), (470, 44490), (564, 37075), (705, 29660), (940, 22245), (1175, 17796), (1410, 14830), (1483, 14100), (2350, 8898), (2820, 7415), (2966, 7050), (3525, 5932), (4449, 4700)]