4228400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2$

素因数の和:91

約数の個数: 90

約数和(自身を含む): 11451276

約数和(自身を除く): 7222876

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 620, 682, 775, 880, 961, 1100, 1240, 1364, 1550, 1705, 1922, 2200, 2480, 2728, 3100, 3410, 3844, 4400, 4805, 5456, 6200, 6820, 7688, 8525, 9610, 10571, 12400, 13640, 15376, 17050, 19220, 21142, 24025, 27280, 34100, 38440, 42284, 48050, 52855, 68200, 76880, 84568, 96100, 105710, 136400, 169136, 192200, 211420, 264275, 384400, 422840, 528550, 845680, 1057100, 2114200, 4228400]

約数ペア:

[(1, 4228400), (2, 2114200), (4, 1057100), (5, 845680), (8, 528550), (10, 422840), (11, 384400), (16, 264275), (20, 211420), (22, 192200), (25, 169136), (31, 136400), (40, 105710), (44, 96100), (50, 84568), (55, 76880), (62, 68200), (80, 52855), (88, 48050), (100, 42284), (110, 38440), (124, 34100), (155, 27280), (176, 24025), (200, 21142), (220, 19220), (248, 17050), (275, 15376), (310, 13640), (341, 12400), (400, 10571), (440, 9610), (496, 8525), (550, 7688), (620, 6820), (682, 6200), (775, 5456), (880, 4805), (961, 4400), (1100, 3844), (1240, 3410), (1364, 3100), (1550, 2728), (1705, 2480), (1922, 2200)]