394784080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3344

約数の個数: 80

約数和(自身を含む): 965969424

約数和(自身を除く): 571185344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1480, 1517, 1640, 2960, 3034, 3253, 3280, 6068, 6506, 7585, 12136, 13012, 15170, 16265, 24272, 26024, 30340, 32530, 52048, 60680, 65060, 120361, 121360, 130120, 133373, 240722, 260240, 266746, 481444, 533492, 601805, 666865, 962888, 1066984, 1203610, 1333730, 1925776, 2133968, 2407220, 2667460, 4814440, 4934801, 5334920, 9628880, 9869602, 10669840, 19739204, 24674005, 39478408, 49348010, 78956816, 98696020, 197392040, 394784080]

約数ペア:

[(1, 394784080), (2, 197392040), (4, 98696020), (5, 78956816), (8, 49348010), (10, 39478408), (16, 24674005), (20, 19739204), (37, 10669840), (40, 9869602), (41, 9628880), (74, 5334920), (80, 4934801), (82, 4814440), (148, 2667460), (164, 2407220), (185, 2133968), (205, 1925776), (296, 1333730), (328, 1203610), (370, 1066984), (410, 962888), (592, 666865), (656, 601805), (740, 533492), (820, 481444), (1480, 266746), (1517, 260240), (1640, 240722), (2960, 133373), (3034, 130120), (3253, 121360), (3280, 120361), (6068, 65060), (6506, 60680), (7585, 52048), (12136, 32530), (13012, 30340), (15170, 26024), (16265, 24272)]