19042040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 46539360

約数和(自身を除く): 27497320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 683, 697, 820, 1366, 1394, 1640, 2732, 2788, 3415, 3485, 5464, 5576, 6830, 6970, 11611, 13660, 13940, 23222, 27320, 27880, 28003, 46444, 56006, 58055, 92888, 112012, 116110, 140015, 224024, 232220, 280030, 464440, 476051, 560060, 952102, 1120120, 1904204, 2380255, 3808408, 4760510, 9521020, 19042040]

約数ペア:

[(1, 19042040), (2, 9521020), (4, 4760510), (5, 3808408), (8, 2380255), (10, 1904204), (17, 1120120), (20, 952102), (34, 560060), (40, 476051), (41, 464440), (68, 280030), (82, 232220), (85, 224024), (136, 140015), (164, 116110), (170, 112012), (205, 92888), (328, 58055), (340, 56006), (410, 46444), (680, 28003), (683, 27880), (697, 27320), (820, 23222), (1366, 13940), (1394, 13660), (1640, 11611), (2732, 6970), (2788, 6830), (3415, 5576), (3485, 5464)]