84649940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 187965120

約数和(自身を除く): 103315180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 331, 380, 662, 673, 1324, 1346, 1655, 2692, 3310, 3365, 6289, 6620, 6730, 12578, 12787, 13460, 25156, 25574, 31445, 51148, 62890, 63935, 125780, 127870, 222763, 255740, 445526, 891052, 1113815, 2227630, 4232497, 4455260, 8464994, 16929988, 21162485, 42324970, 84649940]

約数ペア:

[(1, 84649940), (2, 42324970), (4, 21162485), (5, 16929988), (10, 8464994), (19, 4455260), (20, 4232497), (38, 2227630), (76, 1113815), (95, 891052), (190, 445526), (331, 255740), (380, 222763), (662, 127870), (673, 125780), (1324, 63935), (1346, 62890), (1655, 51148), (2692, 31445), (3310, 25574), (3365, 25156), (6289, 13460), (6620, 12787), (6730, 12578)]