28215570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 44360430

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 59, 95, 114, 118, 177, 190, 285, 295, 354, 570, 590, 839, 885, 1121, 1678, 1770, 2242, 2517, 3363, 4195, 5034, 5605, 6726, 8390, 11210, 12585, 15941, 16815, 25170, 31882, 33630, 47823, 49501, 79705, 95646, 99002, 148503, 159410, 239115, 247505, 297006, 478230, 495010, 742515, 940519, 1485030, 1881038, 2821557, 4702595, 5643114, 9405190, 14107785, 28215570]

約数ペア:

[(1, 28215570), (2, 14107785), (3, 9405190), (5, 5643114), (6, 4702595), (10, 2821557), (15, 1881038), (19, 1485030), (30, 940519), (38, 742515), (57, 495010), (59, 478230), (95, 297006), (114, 247505), (118, 239115), (177, 159410), (190, 148503), (285, 99002), (295, 95646), (354, 79705), (570, 49501), (590, 47823), (839, 33630), (885, 31882), (1121, 25170), (1678, 16815), (1770, 15941), (2242, 12585), (2517, 11210), (3363, 8390), (4195, 6726), (5034, 5605)]