28920170010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{136991}}^1$

素因数の和:137259

約数の個数: 64

約数和(自身を含む): 71963541504

約数和(自身を除く): 43043371494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 227, 310, 454, 465, 681, 930, 1135, 1362, 2270, 3405, 6810, 7037, 14074, 21111, 35185, 42222, 70370, 105555, 136991, 211110, 273982, 410973, 684955, 821946, 1369910, 2054865, 4109730, 4246721, 8493442, 12740163, 21233605, 25480326, 31096957, 42467210, 62193914, 63700815, 93290871, 127401630, 155484785, 186581742, 310969570, 466454355, 932908710, 964005667, 1928011334, 2892017001, 4820028335, 5784034002, 9640056670, 14460085005, 28920170010]

約数ペア:

[(1, 28920170010), (2, 14460085005), (3, 9640056670), (5, 5784034002), (6, 4820028335), (10, 2892017001), (15, 1928011334), (30, 964005667), (31, 932908710), (62, 466454355), (93, 310969570), (155, 186581742), (186, 155484785), (227, 127401630), (310, 93290871), (454, 63700815), (465, 62193914), (681, 42467210), (930, 31096957), (1135, 25480326), (1362, 21233605), (2270, 12740163), (3405, 8493442), (6810, 4246721), (7037, 4109730), (14074, 2054865), (21111, 1369910), (35185, 821946), (42222, 684955), (70370, 410973), (105555, 273982), (136991, 211110)]