19683280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 49778064

約数和(自身を除く): 30094784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 353, 410, 656, 680, 697, 706, 820, 1360, 1394, 1412, 1640, 1765, 2788, 2824, 3280, 3485, 3530, 5576, 5648, 6001, 6970, 7060, 11152, 12002, 13940, 14120, 14473, 24004, 27880, 28240, 28946, 30005, 48008, 55760, 57892, 60010, 72365, 96016, 115784, 120020, 144730, 231568, 240040, 246041, 289460, 480080, 492082, 578920, 984164, 1157840, 1230205, 1968328, 2460410, 3936656, 4920820, 9841640, 19683280]

約数ペア:

[(1, 19683280), (2, 9841640), (4, 4920820), (5, 3936656), (8, 2460410), (10, 1968328), (16, 1230205), (17, 1157840), (20, 984164), (34, 578920), (40, 492082), (41, 480080), (68, 289460), (80, 246041), (82, 240040), (85, 231568), (136, 144730), (164, 120020), (170, 115784), (205, 96016), (272, 72365), (328, 60010), (340, 57892), (353, 55760), (410, 48008), (656, 30005), (680, 28946), (697, 28240), (706, 27880), (820, 24004), (1360, 14473), (1394, 14120), (1412, 13940), (1640, 12002), (1765, 11152), (2788, 7060), (2824, 6970), (3280, 6001), (3485, 5648), (3530, 5576)]