2215204060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 5023186560

約数和(自身を除く): 2807982500

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 157, 185, 230, 314, 370, 460, 628, 740, 785, 829, 851, 1570, 1658, 1702, 3140, 3316, 3404, 3611, 4145, 4255, 5809, 7222, 8290, 8510, 11618, 14444, 16580, 17020, 18055, 19067, 23236, 29045, 30673, 36110, 38134, 58090, 61346, 72220, 76268, 95335, 116180, 122692, 130153, 133607, 153365, 190670, 260306, 267214, 306730, 381340, 520612, 534428, 613460, 650765, 668035, 705479, 1301530, 1336070, 1410958, 2603060, 2672140, 2821916, 2993519, 3527395, 4815661, 5987038, 7054790, 9631322, 11974076, 14109580, 14967595, 19262644, 24078305, 29935190, 48156610, 59870380, 96313220, 110760203, 221520406, 443040812, 553801015, 1107602030, 2215204060]

約数ペア:

[(1, 2215204060), (2, 1107602030), (4, 553801015), (5, 443040812), (10, 221520406), (20, 110760203), (23, 96313220), (37, 59870380), (46, 48156610), (74, 29935190), (92, 24078305), (115, 19262644), (148, 14967595), (157, 14109580), (185, 11974076), (230, 9631322), (314, 7054790), (370, 5987038), (460, 4815661), (628, 3527395), (740, 2993519), (785, 2821916), (829, 2672140), (851, 2603060), (1570, 1410958), (1658, 1336070), (1702, 1301530), (3140, 705479), (3316, 668035), (3404, 650765), (3611, 613460), (4145, 534428), (4255, 520612), (5809, 381340), (7222, 306730), (8290, 267214), (8510, 260306), (11618, 190670), (14444, 153365), (16580, 133607), (17020, 130153), (18055, 122692), (19067, 116180), (23236, 95335), (29045, 76268), (30673, 72220), (36110, 61346), (38134, 58090)]