4421300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 10936800

約数和(自身を除く): 6515500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 179, 190, 247, 260, 325, 358, 380, 475, 494, 650, 716, 895, 950, 988, 1235, 1300, 1790, 1900, 2327, 2470, 3401, 3580, 4475, 4654, 4940, 6175, 6802, 8950, 9308, 11635, 12350, 13604, 17005, 17900, 23270, 24700, 34010, 44213, 46540, 58175, 68020, 85025, 88426, 116350, 170050, 176852, 221065, 232700, 340100, 442130, 884260, 1105325, 2210650, 4421300]

約数ペア:

[(1, 4421300), (2, 2210650), (4, 1105325), (5, 884260), (10, 442130), (13, 340100), (19, 232700), (20, 221065), (25, 176852), (26, 170050), (38, 116350), (50, 88426), (52, 85025), (65, 68020), (76, 58175), (95, 46540), (100, 44213), (130, 34010), (179, 24700), (190, 23270), (247, 17900), (260, 17005), (325, 13604), (358, 12350), (380, 11635), (475, 9308), (494, 8950), (650, 6802), (716, 6175), (895, 4940), (950, 4654), (988, 4475), (1235, 3580), (1300, 3401), (1790, 2470), (1900, 2327)]