19634640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3557}}^1$

素因数の和:3596

約数の個数: 80

約数和(自身を含む): 63531648

約数和(自身を除く): 43897008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3557, 5520, 7114, 10671, 14228, 17785, 21342, 28456, 35570, 42684, 53355, 56912, 71140, 81811, 85368, 106710, 142280, 163622, 170736, 213420, 245433, 284560, 327244, 409055, 426840, 490866, 654488, 818110, 853680, 981732, 1227165, 1308976, 1636220, 1963464, 2454330, 3272440, 3926928, 4908660, 6544880, 9817320, 19634640]

約数ペア:

[(1, 19634640), (2, 9817320), (3, 6544880), (4, 4908660), (5, 3926928), (6, 3272440), (8, 2454330), (10, 1963464), (12, 1636220), (15, 1308976), (16, 1227165), (20, 981732), (23, 853680), (24, 818110), (30, 654488), (40, 490866), (46, 426840), (48, 409055), (60, 327244), (69, 284560), (80, 245433), (92, 213420), (115, 170736), (120, 163622), (138, 142280), (184, 106710), (230, 85368), (240, 81811), (276, 71140), (345, 56912), (368, 53355), (460, 42684), (552, 35570), (690, 28456), (920, 21342), (1104, 17785), (1380, 14228), (1840, 10671), (2760, 7114), (3557, 5520)]