20808899300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1748647}}^1$

素因数の和:1748685

約数の個数: 72

約数和(自身を含む): 54641752704

約数和(自身を除く): 33832853404

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2975, 5950, 11900, 1748647, 3497294, 6994588, 8743235, 12240529, 17486470, 24481058, 29726999, 34972940, 43716175, 48962116, 59453998, 61202645, 87432350, 118907996, 122405290, 148634995, 174864700, 208088993, 244810580, 297269990, 306013225, 416177986, 594539980, 612026450, 743174975, 832355972, 1040444965, 1224052900, 1486349950, 2080889930, 2972699900, 4161779860, 5202224825, 10404449650, 20808899300]

約数ペア:

[(1, 20808899300), (2, 10404449650), (4, 5202224825), (5, 4161779860), (7, 2972699900), (10, 2080889930), (14, 1486349950), (17, 1224052900), (20, 1040444965), (25, 832355972), (28, 743174975), (34, 612026450), (35, 594539980), (50, 416177986), (68, 306013225), (70, 297269990), (85, 244810580), (100, 208088993), (119, 174864700), (140, 148634995), (170, 122405290), (175, 118907996), (238, 87432350), (340, 61202645), (350, 59453998), (425, 48962116), (476, 43716175), (595, 34972940), (700, 29726999), (850, 24481058), (1190, 17486470), (1700, 12240529), (2380, 8743235), (2975, 6994588), (5950, 3497294), (11900, 1748647)]