723983980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1\times {\mathrm{1597}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 1602730080

約数和(自身を除く): 878746100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1193, 1597, 2386, 3194, 4772, 5965, 6388, 7985, 11930, 15970, 22667, 23860, 30343, 31940, 45334, 60686, 90668, 113335, 121372, 151715, 226670, 303430, 453340, 606860, 1905221, 3810442, 7620884, 9526105, 19052210, 36199199, 38104420, 72398398, 144796796, 180995995, 361991990, 723983980]

約数ペア:

[(1, 723983980), (2, 361991990), (4, 180995995), (5, 144796796), (10, 72398398), (19, 38104420), (20, 36199199), (38, 19052210), (76, 9526105), (95, 7620884), (190, 3810442), (380, 1905221), (1193, 606860), (1597, 453340), (2386, 303430), (3194, 226670), (4772, 151715), (5965, 121372), (6388, 113335), (7985, 90668), (11930, 60686), (15970, 45334), (22667, 31940), (23860, 30343)]