120420390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{38971}}^1$

素因数の和:39084

約数の個数: 32

約数和(自身を含む): 291822336

約数和(自身を除く): 171401946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 38971, 77942, 116913, 194855, 233826, 389710, 584565, 1169130, 4014013, 8028026, 12042039, 20070065, 24084078, 40140130, 60210195, 120420390]

約数ペア:

[(1, 120420390), (2, 60210195), (3, 40140130), (5, 24084078), (6, 20070065), (10, 12042039), (15, 8028026), (30, 4014013), (103, 1169130), (206, 584565), (309, 389710), (515, 233826), (618, 194855), (1030, 116913), (1545, 77942), (3090, 38971)]