27280240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1$

素因数の和:1586

約数の個数: 80

約数和(自身を含む): 72370368

約数和(自身を除く): 45090128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1543, 1768, 2210, 3086, 3536, 4420, 6172, 7715, 8840, 12344, 15430, 17680, 20059, 24688, 26231, 30860, 40118, 52462, 61720, 80236, 100295, 104924, 123440, 131155, 160472, 200590, 209848, 262310, 320944, 341003, 401180, 419696, 524620, 682006, 802360, 1049240, 1364012, 1604720, 1705015, 2098480, 2728024, 3410030, 5456048, 6820060, 13640120, 27280240]

約数ペア:

[(1, 27280240), (2, 13640120), (4, 6820060), (5, 5456048), (8, 3410030), (10, 2728024), (13, 2098480), (16, 1705015), (17, 1604720), (20, 1364012), (26, 1049240), (34, 802360), (40, 682006), (52, 524620), (65, 419696), (68, 401180), (80, 341003), (85, 320944), (104, 262310), (130, 209848), (136, 200590), (170, 160472), (208, 131155), (221, 123440), (260, 104924), (272, 100295), (340, 80236), (442, 61720), (520, 52462), (680, 40118), (884, 30860), (1040, 26231), (1105, 24688), (1360, 20059), (1543, 17680), (1768, 15430), (2210, 12344), (3086, 8840), (3536, 7715), (4420, 6172)]