19884420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1642

約数の個数: 96

約数和(自身を含む): 64592640

約数和(自身を除く): 44708220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1601, 2070, 2484, 3105, 3202, 4140, 4803, 6210, 6404, 8005, 9606, 12420, 14409, 16010, 19212, 24015, 28818, 32020, 36823, 43227, 48030, 57636, 72045, 73646, 86454, 96060, 110469, 144090, 147292, 172908, 184115, 216135, 220938, 288180, 331407, 368230, 432270, 441876, 552345, 662814, 736460, 864540, 994221, 1104690, 1325628, 1657035, 1988442, 2209380, 3314070, 3976884, 4971105, 6628140, 9942210, 19884420]

約数ペア:

[(1, 19884420), (2, 9942210), (3, 6628140), (4, 4971105), (5, 3976884), (6, 3314070), (9, 2209380), (10, 1988442), (12, 1657035), (15, 1325628), (18, 1104690), (20, 994221), (23, 864540), (27, 736460), (30, 662814), (36, 552345), (45, 441876), (46, 432270), (54, 368230), (60, 331407), (69, 288180), (90, 220938), (92, 216135), (108, 184115), (115, 172908), (135, 147292), (138, 144090), (180, 110469), (207, 96060), (230, 86454), (270, 73646), (276, 72045), (345, 57636), (414, 48030), (460, 43227), (540, 36823), (621, 32020), (690, 28818), (828, 24015), (1035, 19212), (1242, 16010), (1380, 14409), (1601, 12420), (2070, 9606), (2484, 8005), (3105, 6404), (3202, 6210), (4140, 4803)]