20403979770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{23053}}^1$

素因数の和:23407

約数の個数: 64

約数和(自身を含む): 49544337024

約数和(自身を除く): 29140357254

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 181, 326, 362, 489, 543, 815, 905, 978, 1086, 1630, 1810, 2445, 2715, 4890, 5430, 23053, 29503, 46106, 59006, 69159, 88509, 115265, 138318, 147515, 177018, 230530, 295030, 345795, 442545, 691590, 885090, 3757639, 4172593, 7515278, 8345186, 11272917, 12517779, 18788195, 20862965, 22545834, 25035558, 37576390, 41725930, 56364585, 62588895, 112729170, 125177790, 680132659, 1360265318, 2040397977, 3400663295, 4080795954, 6801326590, 10201989885, 20403979770]

約数ペア:

[(1, 20403979770), (2, 10201989885), (3, 6801326590), (5, 4080795954), (6, 3400663295), (10, 2040397977), (15, 1360265318), (30, 680132659), (163, 125177790), (181, 112729170), (326, 62588895), (362, 56364585), (489, 41725930), (543, 37576390), (815, 25035558), (905, 22545834), (978, 20862965), (1086, 18788195), (1630, 12517779), (1810, 11272917), (2445, 8345186), (2715, 7515278), (4890, 4172593), (5430, 3757639), (23053, 885090), (29503, 691590), (46106, 442545), (59006, 345795), (69159, 295030), (88509, 230530), (115265, 177018), (138318, 147515)]