28400136

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 76036800

約数和(自身を除く): 47636664

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 61, 76, 114, 122, 152, 183, 228, 244, 366, 456, 488, 732, 1021, 1159, 1464, 2042, 2318, 3063, 3477, 4084, 4636, 6126, 6954, 8168, 9272, 12252, 13908, 19399, 24504, 27816, 38798, 58197, 62281, 77596, 116394, 124562, 155192, 186843, 232788, 249124, 373686, 465576, 498248, 747372, 1183339, 1494744, 2366678, 3550017, 4733356, 7100034, 9466712, 14200068, 28400136]

約数ペア:

[(1, 28400136), (2, 14200068), (3, 9466712), (4, 7100034), (6, 4733356), (8, 3550017), (12, 2366678), (19, 1494744), (24, 1183339), (38, 747372), (57, 498248), (61, 465576), (76, 373686), (114, 249124), (122, 232788), (152, 186843), (183, 155192), (228, 124562), (244, 116394), (366, 77596), (456, 62281), (488, 58197), (732, 38798), (1021, 27816), (1159, 24504), (1464, 19399), (2042, 13908), (2318, 12252), (3063, 9272), (3477, 8168), (4084, 6954), (4636, 6126)]