2017240180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 4442739840

約数和(自身を除く): 2425499660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 131, 164, 178, 205, 211, 262, 356, 410, 422, 445, 524, 655, 820, 844, 890, 1055, 1310, 1780, 2110, 2620, 3649, 4220, 5371, 7298, 8651, 10742, 11659, 14596, 17302, 18245, 18779, 21484, 23318, 26855, 27641, 34604, 36490, 37558, 43255, 46636, 53710, 55282, 58295, 72980, 75116, 86510, 93895, 107420, 110564, 116590, 138205, 173020, 187790, 233180, 276410, 375580, 478019, 552820, 769939, 956038, 1133281, 1539878, 1912076, 2266562, 2390095, 2460049, 3079756, 3849695, 4533124, 4780190, 4920098, 5666405, 7699390, 9560380, 9840196, 11332810, 12300245, 15398780, 22665620, 24600490, 49200980, 100862009, 201724018, 403448036, 504310045, 1008620090, 2017240180]

約数ペア:

[(1, 2017240180), (2, 1008620090), (4, 504310045), (5, 403448036), (10, 201724018), (20, 100862009), (41, 49200980), (82, 24600490), (89, 22665620), (131, 15398780), (164, 12300245), (178, 11332810), (205, 9840196), (211, 9560380), (262, 7699390), (356, 5666405), (410, 4920098), (422, 4780190), (445, 4533124), (524, 3849695), (655, 3079756), (820, 2460049), (844, 2390095), (890, 2266562), (1055, 1912076), (1310, 1539878), (1780, 1133281), (2110, 956038), (2620, 769939), (3649, 552820), (4220, 478019), (5371, 375580), (7298, 276410), (8651, 233180), (10742, 187790), (11659, 173020), (14596, 138205), (17302, 116590), (18245, 110564), (18779, 107420), (21484, 93895), (23318, 86510), (26855, 75116), (27641, 72980), (34604, 58295), (36490, 55282), (37558, 53710), (43255, 46636)]