20189880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3299}}^1$

素因数の和:3333

約数の個数: 96

約数和(自身を含む): 69498000

約数和(自身を除く): 49308120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3299, 6120, 6598, 9897, 13196, 16495, 19794, 26392, 29691, 32990, 39588, 49485, 56083, 59382, 65980, 79176, 98970, 112166, 118764, 131960, 148455, 168249, 197940, 224332, 237528, 280415, 296910, 336498, 395880, 448664, 504747, 560830, 593820, 672996, 841245, 1009494, 1121660, 1187640, 1345992, 1682490, 2018988, 2243320, 2523735, 3364980, 4037976, 5047470, 6729960, 10094940, 20189880]

約数ペア:

[(1, 20189880), (2, 10094940), (3, 6729960), (4, 5047470), (5, 4037976), (6, 3364980), (8, 2523735), (9, 2243320), (10, 2018988), (12, 1682490), (15, 1345992), (17, 1187640), (18, 1121660), (20, 1009494), (24, 841245), (30, 672996), (34, 593820), (36, 560830), (40, 504747), (45, 448664), (51, 395880), (60, 336498), (68, 296910), (72, 280415), (85, 237528), (90, 224332), (102, 197940), (120, 168249), (136, 148455), (153, 131960), (170, 118764), (180, 112166), (204, 98970), (255, 79176), (306, 65980), (340, 59382), (360, 56083), (408, 49485), (510, 39588), (612, 32990), (680, 29691), (765, 26392), (1020, 19794), (1224, 16495), (1530, 13196), (2040, 9897), (3060, 6598), (3299, 6120)]