1213720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 2876400

約数和(自身を除く): 1662680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1597, 3194, 6388, 7985, 12776, 15970, 30343, 31940, 60686, 63880, 121372, 151715, 242744, 303430, 606860, 1213720]

約数ペア:

[(1, 1213720), (2, 606860), (4, 303430), (5, 242744), (8, 151715), (10, 121372), (19, 63880), (20, 60686), (38, 31940), (40, 30343), (76, 15970), (95, 12776), (152, 7985), (190, 6388), (380, 3194), (760, 1597)]