19757830680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7840409}}^1$

素因数の和:7840433

約数の個数: 96

約数和(自身を含む): 73386237600

約数和(自身を除く): 53628406920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7840409, 15680818, 23521227, 31361636, 39202045, 47042454, 54882863, 62723272, 70563681, 78404090, 94084908, 109765726, 117606135, 141127362, 156808180, 164648589, 188169816, 219531452, 235212270, 274414315, 282254724, 313616360, 329297178, 352818405, 439062904, 470424540, 493945767, 548828630, 564509448, 658594356, 705636810, 823242945, 940849080, 987891534, 1097657260, 1317188712, 1411273620, 1646485890, 1975783068, 2195314520, 2469728835, 2822547240, 3292971780, 3951566136, 4939457670, 6585943560, 9878915340, 19757830680]

約数ペア:

[(1, 19757830680), (2, 9878915340), (3, 6585943560), (4, 4939457670), (5, 3951566136), (6, 3292971780), (7, 2822547240), (8, 2469728835), (9, 2195314520), (10, 1975783068), (12, 1646485890), (14, 1411273620), (15, 1317188712), (18, 1097657260), (20, 987891534), (21, 940849080), (24, 823242945), (28, 705636810), (30, 658594356), (35, 564509448), (36, 548828630), (40, 493945767), (42, 470424540), (45, 439062904), (56, 352818405), (60, 329297178), (63, 313616360), (70, 282254724), (72, 274414315), (84, 235212270), (90, 219531452), (105, 188169816), (120, 164648589), (126, 156808180), (140, 141127362), (168, 117606135), (180, 109765726), (210, 94084908), (252, 78404090), (280, 70563681), (315, 62723272), (360, 54882863), (420, 47042454), (504, 39202045), (630, 31361636), (840, 23521227), (1260, 15680818), (2520, 7840409)]