420199300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{59183}}^1$

素因数の和:59268

約数の個数: 36

約数和(自身を含む): 924690816

約数和(自身を除く): 504491516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 59183, 118366, 236732, 295915, 591830, 1183660, 1479575, 2959150, 4201993, 5918300, 8403986, 16807972, 21009965, 42019930, 84039860, 105049825, 210099650, 420199300]

約数ペア:

[(1, 420199300), (2, 210099650), (4, 105049825), (5, 84039860), (10, 42019930), (20, 21009965), (25, 16807972), (50, 8403986), (71, 5918300), (100, 4201993), (142, 2959150), (284, 1479575), (355, 1183660), (710, 591830), (1420, 295915), (1775, 236732), (3550, 118366), (7100, 59183)]