20020680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2963

約数の個数: 96

約数和(自身を含む): 68515200

約数和(自身を除く): 48494520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 2927, 3420, 5854, 6840, 8781, 11708, 14635, 17562, 23416, 26343, 29270, 35124, 43905, 52686, 55613, 58540, 70248, 87810, 105372, 111226, 117080, 131715, 166839, 175620, 210744, 222452, 263430, 278065, 333678, 351240, 444904, 500517, 526860, 556130, 667356, 834195, 1001034, 1053720, 1112260, 1334712, 1668390, 2002068, 2224520, 2502585, 3336780, 4004136, 5005170, 6673560, 10010340, 20020680]

約数ペア:

[(1, 20020680), (2, 10010340), (3, 6673560), (4, 5005170), (5, 4004136), (6, 3336780), (8, 2502585), (9, 2224520), (10, 2002068), (12, 1668390), (15, 1334712), (18, 1112260), (19, 1053720), (20, 1001034), (24, 834195), (30, 667356), (36, 556130), (38, 526860), (40, 500517), (45, 444904), (57, 351240), (60, 333678), (72, 278065), (76, 263430), (90, 222452), (95, 210744), (114, 175620), (120, 166839), (152, 131715), (171, 117080), (180, 111226), (190, 105372), (228, 87810), (285, 70248), (342, 58540), (360, 55613), (380, 52686), (456, 43905), (570, 35124), (684, 29270), (760, 26343), (855, 23416), (1140, 17562), (1368, 14635), (1710, 11708), (2280, 8781), (2927, 6840), (3420, 5854)]