15705046580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1\times {\mathrm{17707}}^1$

素因数の和:18504

約数の個数: 48

約数和(自身を含む): 33569268096

約数和(自身を除く): 17864221516

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 727, 1220, 1454, 2908, 3635, 7270, 14540, 17707, 35414, 44347, 70828, 88535, 88694, 177070, 177388, 221735, 354140, 443470, 886940, 1080127, 2160254, 4320508, 5400635, 10801270, 12872989, 21602540, 25745978, 51491956, 64364945, 128729890, 257459780, 785252329, 1570504658, 3141009316, 3926261645, 7852523290, 15705046580]

約数ペア:

[(1, 15705046580), (2, 7852523290), (4, 3926261645), (5, 3141009316), (10, 1570504658), (20, 785252329), (61, 257459780), (122, 128729890), (244, 64364945), (305, 51491956), (610, 25745978), (727, 21602540), (1220, 12872989), (1454, 10801270), (2908, 5400635), (3635, 4320508), (7270, 2160254), (14540, 1080127), (17707, 886940), (35414, 443470), (44347, 354140), (70828, 221735), (88535, 177388), (88694, 177070)]