19965300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1169

約数の個数: 72

約数和(自身を含む): 58767072

約数和(自身を除く): 38801772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 150, 183, 244, 300, 305, 366, 610, 732, 915, 1091, 1220, 1525, 1830, 2182, 3050, 3273, 3660, 4364, 4575, 5455, 6100, 6546, 9150, 10910, 13092, 16365, 18300, 21820, 27275, 32730, 54550, 65460, 66551, 81825, 109100, 133102, 163650, 199653, 266204, 327300, 332755, 399306, 665510, 798612, 998265, 1331020, 1663775, 1996530, 3327550, 3993060, 4991325, 6655100, 9982650, 19965300]

約数ペア:

[(1, 19965300), (2, 9982650), (3, 6655100), (4, 4991325), (5, 3993060), (6, 3327550), (10, 1996530), (12, 1663775), (15, 1331020), (20, 998265), (25, 798612), (30, 665510), (50, 399306), (60, 332755), (61, 327300), (75, 266204), (100, 199653), (122, 163650), (150, 133102), (183, 109100), (244, 81825), (300, 66551), (305, 65460), (366, 54550), (610, 32730), (732, 27275), (915, 21820), (1091, 18300), (1220, 16365), (1525, 13092), (1830, 10910), (2182, 9150), (3050, 6546), (3273, 6100), (3660, 5455), (4364, 4575)]