1990431756

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{1061}}^1$

素因数の和:1184

約数の個数: 108

約数和(自身を含む): 5328453312

約数和(自身を除く): 3338021556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 41, 62, 82, 93, 123, 124, 164, 186, 246, 279, 369, 372, 492, 558, 738, 1061, 1116, 1271, 1476, 1681, 2122, 2542, 3183, 3362, 3813, 4244, 5043, 5084, 6366, 6724, 7626, 9549, 10086, 11439, 12732, 15129, 15252, 19098, 20172, 22878, 30258, 32891, 38196, 43501, 45756, 52111, 60516, 65782, 87002, 98673, 104222, 130503, 131564, 156333, 174004, 197346, 208444, 261006, 296019, 312666, 391509, 394692, 468999, 522012, 592038, 625332, 783018, 937998, 1184076, 1348531, 1566036, 1783541, 1875996, 2697062, 3567082, 4045593, 5350623, 5394124, 7134164, 8091186, 10701246, 12136779, 16051869, 16182372, 21402492, 24273558, 32103738, 48547116, 55289771, 64207476, 110579542, 165869313, 221159084, 331738626, 497607939, 663477252, 995215878, 1990431756]

約数ペア:

[(1, 1990431756), (2, 995215878), (3, 663477252), (4, 497607939), (6, 331738626), (9, 221159084), (12, 165869313), (18, 110579542), (31, 64207476), (36, 55289771), (41, 48547116), (62, 32103738), (82, 24273558), (93, 21402492), (123, 16182372), (124, 16051869), (164, 12136779), (186, 10701246), (246, 8091186), (279, 7134164), (369, 5394124), (372, 5350623), (492, 4045593), (558, 3567082), (738, 2697062), (1061, 1875996), (1116, 1783541), (1271, 1566036), (1476, 1348531), (1681, 1184076), (2122, 937998), (2542, 783018), (3183, 625332), (3362, 592038), (3813, 522012), (4244, 468999), (5043, 394692), (5084, 391509), (6366, 312666), (6724, 296019), (7626, 261006), (9549, 208444), (10086, 197346), (11439, 174004), (12732, 156333), (15129, 131564), (15252, 130503), (19098, 104222), (20172, 98673), (22878, 87002), (30258, 65782), (32891, 60516), (38196, 52111), (43501, 45756)]