804572240

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{20483}}^1$

素因数の和:20987

約数の個数: 40

約数和(自身を含む): 1874531808

約数和(自身を除く): 1069959568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 19640, 20483, 39280, 40966, 81932, 102415, 163864, 204830, 327728, 409660, 819320, 1638640, 10057153, 20114306, 40228612, 50285765, 80457224, 100571530, 160914448, 201143060, 402286120, 804572240]

約数ペア:

[(1, 804572240), (2, 402286120), (4, 201143060), (5, 160914448), (8, 100571530), (10, 80457224), (16, 50285765), (20, 40228612), (40, 20114306), (80, 10057153), (491, 1638640), (982, 819320), (1964, 409660), (2455, 327728), (3928, 204830), (4910, 163864), (7856, 102415), (9820, 81932), (19640, 40966), (20483, 39280)]