4224220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 11966976

約数和(自身を除く): 7742756

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 211, 220, 260, 286, 308, 364, 385, 422, 455, 572, 715, 770, 844, 910, 1001, 1055, 1430, 1477, 1540, 1820, 2002, 2110, 2321, 2743, 2860, 2954, 4004, 4220, 4642, 5005, 5486, 5908, 7385, 9284, 10010, 10972, 11605, 13715, 14770, 16247, 19201, 20020, 23210, 27430, 29540, 30173, 32494, 38402, 46420, 54860, 60346, 64988, 76804, 81235, 96005, 120692, 150865, 162470, 192010, 211211, 301730, 324940, 384020, 422422, 603460, 844844, 1056055, 2112110, 4224220]

約数ペア:

[(1, 4224220), (2, 2112110), (4, 1056055), (5, 844844), (7, 603460), (10, 422422), (11, 384020), (13, 324940), (14, 301730), (20, 211211), (22, 192010), (26, 162470), (28, 150865), (35, 120692), (44, 96005), (52, 81235), (55, 76804), (65, 64988), (70, 60346), (77, 54860), (91, 46420), (110, 38402), (130, 32494), (140, 30173), (143, 29540), (154, 27430), (182, 23210), (211, 20020), (220, 19201), (260, 16247), (286, 14770), (308, 13715), (364, 11605), (385, 10972), (422, 10010), (455, 9284), (572, 7385), (715, 5908), (770, 5486), (844, 5005), (910, 4642), (1001, 4220), (1055, 4004), (1430, 2954), (1477, 2860), (1540, 2743), (1820, 2321), (2002, 2110)]