1901960340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{266381}}^1$

素因数の和:266417

約数の個数: 96

約数和(自身を含む): 6444313344

約数和(自身を除く): 4542353004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 266381, 532762, 799143, 1065524, 1331905, 1598286, 1864667, 2663810, 3196572, 3729334, 3995715, 4528477, 5327620, 5594001, 7458668, 7991430, 9056954, 9323335, 11188002, 13585431, 15982860, 18113908, 18646670, 22376004, 22642385, 27170862, 27970005, 31699339, 37293340, 45284770, 54341724, 55940010, 63398678, 67927155, 90569540, 95098017, 111880020, 126797356, 135854310, 158496695, 190196034, 271708620, 316993390, 380392068, 475490085, 633986780, 950980170, 1901960340]

約数ペア:

[(1, 1901960340), (2, 950980170), (3, 633986780), (4, 475490085), (5, 380392068), (6, 316993390), (7, 271708620), (10, 190196034), (12, 158496695), (14, 135854310), (15, 126797356), (17, 111880020), (20, 95098017), (21, 90569540), (28, 67927155), (30, 63398678), (34, 55940010), (35, 54341724), (42, 45284770), (51, 37293340), (60, 31699339), (68, 27970005), (70, 27170862), (84, 22642385), (85, 22376004), (102, 18646670), (105, 18113908), (119, 15982860), (140, 13585431), (170, 11188002), (204, 9323335), (210, 9056954), (238, 7991430), (255, 7458668), (340, 5594001), (357, 5327620), (420, 4528477), (476, 3995715), (510, 3729334), (595, 3196572), (714, 2663810), (1020, 1864667), (1190, 1598286), (1428, 1331905), (1785, 1065524), (2380, 799143), (3570, 532762), (7140, 266381)]