20565245880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11243}}^1\times {\mathrm{5081}}^1$

素因数の和:16341

約数の個数: 96

約数和(自身を含む): 66856149360

約数和(自身を除く): 46290903480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5081, 10162, 11243, 15243, 20324, 22486, 25405, 30486, 33729, 40648, 44972, 45729, 50810, 56215, 60972, 67458, 76215, 89944, 91458, 101187, 101620, 112430, 121944, 134916, 152430, 168645, 182916, 202374, 203240, 224860, 228645, 269832, 304860, 337290, 365832, 404748, 449720, 457290, 505935, 609720, 674580, 809496, 914580, 1011870, 1349160, 1829160, 2023740, 4047480, 57125683, 114251366, 171377049, 228502732, 285628415, 342754098, 457005464, 514131147, 571256830, 685508196, 856885245, 1028262294, 1142513660, 1371016392, 1713770490, 2056524588, 2285027320, 2570655735, 3427540980, 4113049176, 5141311470, 6855081960, 10282622940, 20565245880]

約数ペア:

[(1, 20565245880), (2, 10282622940), (3, 6855081960), (4, 5141311470), (5, 4113049176), (6, 3427540980), (8, 2570655735), (9, 2285027320), (10, 2056524588), (12, 1713770490), (15, 1371016392), (18, 1142513660), (20, 1028262294), (24, 856885245), (30, 685508196), (36, 571256830), (40, 514131147), (45, 457005464), (60, 342754098), (72, 285628415), (90, 228502732), (120, 171377049), (180, 114251366), (360, 57125683), (5081, 4047480), (10162, 2023740), (11243, 1829160), (15243, 1349160), (20324, 1011870), (22486, 914580), (25405, 809496), (30486, 674580), (33729, 609720), (40648, 505935), (44972, 457290), (45729, 449720), (50810, 404748), (56215, 365832), (60972, 337290), (67458, 304860), (76215, 269832), (89944, 228645), (91458, 224860), (101187, 203240), (101620, 202374), (112430, 182916), (121944, 168645), (134916, 152430)]