20099400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 63016800

約数和(自身を除く): 42917400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 139, 150, 200, 241, 278, 300, 417, 482, 556, 600, 695, 723, 834, 964, 1112, 1205, 1390, 1446, 1668, 1928, 2085, 2410, 2780, 2892, 3336, 3475, 3615, 4170, 4820, 5560, 5784, 6025, 6950, 7230, 8340, 9640, 10425, 12050, 13900, 14460, 16680, 18075, 20850, 24100, 27800, 28920, 33499, 36150, 41700, 48200, 66998, 72300, 83400, 100497, 133996, 144600, 167495, 200994, 267992, 334990, 401988, 502485, 669980, 803976, 837475, 1004970, 1339960, 1674950, 2009940, 2512425, 3349900, 4019880, 5024850, 6699800, 10049700, 20099400]

約数ペア:

[(1, 20099400), (2, 10049700), (3, 6699800), (4, 5024850), (5, 4019880), (6, 3349900), (8, 2512425), (10, 2009940), (12, 1674950), (15, 1339960), (20, 1004970), (24, 837475), (25, 803976), (30, 669980), (40, 502485), (50, 401988), (60, 334990), (75, 267992), (100, 200994), (120, 167495), (139, 144600), (150, 133996), (200, 100497), (241, 83400), (278, 72300), (300, 66998), (417, 48200), (482, 41700), (556, 36150), (600, 33499), (695, 28920), (723, 27800), (834, 24100), (964, 20850), (1112, 18075), (1205, 16680), (1390, 14460), (1446, 13900), (1668, 12050), (1928, 10425), (2085, 9640), (2410, 8340), (2780, 7230), (2892, 6950), (3336, 6025), (3475, 5784), (3615, 5560), (4170, 4820)]