42454780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 101243520

約数和(自身を除く): 58788740

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 61, 68, 85, 89, 92, 115, 122, 170, 178, 230, 244, 305, 340, 356, 391, 445, 460, 610, 782, 890, 1037, 1220, 1403, 1513, 1564, 1780, 1955, 2047, 2074, 2806, 3026, 3910, 4094, 4148, 5185, 5429, 5612, 6052, 7015, 7565, 7820, 8188, 10235, 10370, 10858, 14030, 15130, 20470, 20740, 21716, 23851, 27145, 28060, 30260, 34799, 40940, 47702, 54290, 69598, 92293, 95404, 108580, 119255, 124867, 139196, 173995, 184586, 238510, 249734, 347990, 369172, 461465, 477020, 499468, 624335, 695980, 922930, 1248670, 1845860, 2122739, 2497340, 4245478, 8490956, 10613695, 21227390, 42454780]

約数ペア:

[(1, 42454780), (2, 21227390), (4, 10613695), (5, 8490956), (10, 4245478), (17, 2497340), (20, 2122739), (23, 1845860), (34, 1248670), (46, 922930), (61, 695980), (68, 624335), (85, 499468), (89, 477020), (92, 461465), (115, 369172), (122, 347990), (170, 249734), (178, 238510), (230, 184586), (244, 173995), (305, 139196), (340, 124867), (356, 119255), (391, 108580), (445, 95404), (460, 92293), (610, 69598), (782, 54290), (890, 47702), (1037, 40940), (1220, 34799), (1403, 30260), (1513, 28060), (1564, 27145), (1780, 23851), (1955, 21716), (2047, 20740), (2074, 20470), (2806, 15130), (3026, 14030), (3910, 10858), (4094, 10370), (4148, 10235), (5185, 8188), (5429, 7820), (5612, 7565), (6052, 7015)]